Duolingo Data:
Chess from English 200 Units, 1845 different lessons:

You can sort them alphabetically by clicking on the header.

LessonTitle LevelID
Move your rook and bishopSkill:rookBishopMovement
Move your queenSkill:queenMovement
Which piece can capture?Practice:whatPiecesCapture81295815
Move your kingSkill:kingMovement
Move your knightSkill:knightMovement
Which piece can capture?Practice:whatPiecesCapture812951859
Move your pawnSkill:pawnMovement
Promote your pawnsSkill:masteringPawn
Unit ReviewUnitReview:pieceMovement
Capture with rook and bishopSkill:capturingRookBishop
Capture with queen and knightSkill:capturingQueenKnight
Capture with king and pawnSkill:capturingKingPawn
Full match with Oscarmatch-before-chest-Skill:capturingKingPawn
Which piece can capture?Practice:whatPiecesCapture8129503289
Take turnsSkill:takingTurns
Rook, bishop, queen attacksSkill:attackingRookBishopQueen
Knight, king, pawn attacksSkill:attackingKnightKingPawn
Which piece can attack?Practice:whatPiecesCapture812928394
Full match with Oscarmatch-end-Practice:whatPiecesCapture812928394
Unit ReviewUnitReview:section1unit2node9
Escape rook and bishop attacksSkill:section1unit3node1
Escape queen and king attacksSkill:section1unit3node2
Escape knight and pawn attacksSkill:section1unit3node3
Full match with Oscarmatch-before-chest-Skill:section1unit3node3
Defend with rook and bishopSkill:section1unit3node5
Defend with knight and pawnSkill:section1unit3node6
Defend with queen and kingSkill:section1unit3node7
Capture hanging piecesSkill:section1unit3node8
Take hanging pieces practicePuzzles:section1unit3node9
Full match with Oscarmatch-end-Puzzles:section1unit3node9
Unit ReviewUnitReview:attackingDefendingCapturing
Check the enemy kingSkill:section1unit4node1
Practice checkPuzzles:practicingCheck1
Move out of checkSkill:gettingOutOfCheck
Full match with Oscarmatch-before-chest-Skill:gettingOutOfCheck
Which piece can capture?Practice:section1unit4KCreview
Capture the checking pieceSkill:attackingOutOfCheck
Block the checking pieceSkill:blockTheCheck
Get out of checkPuzzles:gettingOutOfCheck2
Illegal movesSkill:illegalMoves
Full match with Oscarmatch-end-Skill:illegalMoves
Unit ReviewUnitReview:checkAttackingTheKing
Checkmate the enemy kingSkill:learningCheckmate
Find checkmatePuzzles:practicingCheckmate071625
Check vs checkmateSkill:checkvsCheckmateNew
Full match with Oscarmatch-before-chest-Skill:checkvsCheckmateNew
StalemateSkill:stalemateS1U5
Draw by repetitionSkill:repetitionS1U5
Back rank checkmateSkill:backRankCheckmate
Back rank practicePuzzles:backRankPractice
Which piece can defend?Practice:section1unit5KCreview
Protected checkmateSkill:protectedCheckmate
Checkmate practicePuzzles:section1unit5node9
Full match with Oscarmatch-end-Puzzles:section1unit5node9
Unit ReviewUnitReview:checkmate1234
Set up the boardSkill:activatingPawnsKnights071625_b
Play your first movesSkill:section1unit6node2
Castle your kingSkill:castlingTheKing071625_b
Full match with Oscarmatch-before-chest-Skill:castlingTheKing071625_b
Play your first moves as BlackSkill:buildingTheCastle071625_b
Castle your king as BlackSkill:castlingAsBlack
Play the middlegameSkill:theMiddlegame
Play the endgameSkill:theEndgame
Full match with OscarMatch:fullMatch_81239_23899823_123123
Unit ReviewUnitReview:classicOpening952071625_b
Value of pawn, knight, bishopSkill:section2unit1node1
Value of the rook and queenSkill:section2unit1node2
Value of the pieces practicePuzzles:section2unit1node3
Full match with Oscarmatch-before-chest-Puzzles:section2unit1node3
Hanging pieces reviewPractice:section2unit1node4
Winning materialSkill:section2unit1node5
Practicing captures IPuzzles:section2unit1node7
Check vs checkmate reviewPractice:section2unit1node8
Full match with OscarMatch:fullMatch_8798082634
Unit ReviewUnitReview:pieceValueFavorableCaptures23r42
Safe squaresSkill:section2unit2node1
Safe checksSkill:section2unit2node2
Moving out of check reviewPractice:section2unit2node3
Full match with Oscarmatch-before-chest-Practice:section2unit2node3
Safe attacksSkill:section2unit2node4
Safety practicePuzzles:section2unit2node5
Castling reviewPractice:section2unit2node7
Full match with OscarMatch:fullMatch_8670452834
Unit ReviewUnitReview:checkmate239051
Controlling the centerSkill:section2unit3node1
Developing piecesSkill:section2unit3node2
Castling essentialsSkill:section2unit3node3
Full match with Oscarmatch-before-chest-Skill:section2unit3node3
Safe captures reviewPractice:section2unit3node4
Can't castle while IN checkSkill:section2unit3node5
Can't castle THROUGH checkSkill:section2unit3node6
Can't castle INTO checkSkill:section2unit3node7
Opening goals as BlackSkill:section2unit3node8
Full match with OscarMatch:fullMatch_8994659227
Unit ReviewUnitReview:openingPrinciples
Capture the attackerSkill:section2unit4node1
Capture the attacker practicePuzzles:section2unit4node2
Value of pawn, knight, bishopPractice:section2unit4node3
Full match with Oscarmatch-before-chest-Practice:section2unit4node3
Block the attackerSkill:section2unit4node4
Block the attacker practicePuzzles:section2unit4node5
Value of rook and queen reviewPractice:section2unit4node7
Full match with OscarMatch:fullMatch_9367789844
Unit ReviewUnitReview:stalemateLadderMates324
Queen matesSkill:section2unit5node1
Queen mates practicePuzzles:section2unit5node2
Opening principles reviewPractice:section2unit5node3
Full match with Oscarmatch-before-chest-Practice:section2unit5node3
Ladder mate ISkill:section2unit5node4
Ladder mate IISkill:section2unit5node5
Safety reviewPractice:section2unit5node6
Unit ReviewUnitReview:exchanges2341
Italian Game as WhiteSkill:section2OpeningNode1_b
Continuing as WhiteSkill:section2OpeningNode2_b
Italian Game as BlackSkill:section2OpeningNode3_b
Full match with Oscarmatch-before-chest-Skill:section2OpeningNode3_b
Continuing as BlackSkill:section2OpeningNode4_b
Unit ReviewUnitReview:section2OpeningNode5_b
Attackers and defenders ISkill:section2unit6node1
ExchangesSkill:section2unit6node2
Capture the attacker reviewPractice:section2unit6node3
Full match with Oscarmatch-before-chest-Practice:section2unit6node3
Attackers and defenders IISkill:section2unit6node4
Exchanges and mate practicePuzzles:section2unit6node5
Block the attacker reviewPractice:section2unit6node7
Full match with OscarMatch:fullMatch_5806150767
Unit ReviewUnitReview:practicingAMatch071625
Pawn promotionSkill:section2unit7node1
Pawn racesSkill:section2unit7node2
Mate with the queen reviewPractice:section2unit7node3
Full match with Oscarmatch-before-chest-Practice:section2unit7node3
En passantSkill:section2unit7node4
En passant practicePuzzles:section2unit7node5
Ladder mate reviewPractice:section2unit7node7
Full match with OscarMatch:fullMatch_6995962884
Unit ReviewUnitReview:section2unit7node9
ForksSkill:section2unit8node1
Fork practicePuzzles:section2unit8node2
Attackers and defender reviewPractice:section2unit8node3
Full match with Oscarmatch-before-chest-Practice:section2unit8node3
Queen forksSkill:section2unit8node4
Queen forks practicePuzzles:section2unit8node5
Castling rules reviewPractice:section2unit8node7
Full match with OscarMatch:fullMatch_4518109583
Unit ReviewUnitReview:checkmatePractice
Scholar's mateSkill:section2unit9node1
Defend against Scholar's mateSkill:section2unit9node2
Piece value reviewPractice:section2unit9node3
Full match with Oscarmatch-before-chest-Practice:section2unit9node3
Smothered mateSkill:section2unit9node4
Smothered mate practicePuzzles:section2unit9node5
Pawn races reviewPractice:section2unit9node7
Full match with OscarMatch:fullMatch_6159048300
Unit ReviewUnitReview:section2unit9node10
Absolute pinsSkill:section2unit10node1
Capturing pinned piecesSkill:section2unit10node2
Forks reviewPractice:section2unit10node3
Full match with Oscarmatch-before-chest-Practice:section2unit10node3
Checkmate with a pinSkill:section2unit10node4
Pin checkmate practicePuzzles:section2unit10node5
Ladder mate reviewPractice:section2unit10node7
Full match with OscarMatch:fullMatch_3861546613
Unit ReviewUnitReview:userCreatesForkPawn_promotion_5310
Plans in the middlegameSkill:section2unit11node1
Middlegame plans practicePuzzles:section2unit11node2
Scholar's mate reviewPractice:section2unit11node3
Full match with Oscarmatch-before-chest-Practice:section2unit11node3
Value of pawns in the endgameSkill:section2unit11node4
Pawns in the endgame practicePuzzles:section2unit11node5
Attackers and defender reviewPractice:section2unit11node7
Full match with OscarMatch:fullMatch_8374092742
Unit ReviewUnitReview:mateIn2_assistedCheckmate_mateIn3_4571
Opening recapSkill:section2unit12node1
Continuing the openingSkill:section2unit13node2
Variations as WhitePuzzles:section2unit12node3
Handling unexpected movesSkill:section2unit12node4
Full match with OscarMatch:fullMatch_8329110132
Absolute pins reviewPractice:section2unit12node6
Responding as BlackSkill:section2unit12node6
Variations as BlackPuzzles:section2unit12node8
Unexpected moves as BlackSkill:section2unit12node8
Pawn races reviewPractice:section2unit12node11
Full match with OscarMatch:fullMatch_9716367069
Unit ReviewUnitReview:openingWhiteBlackMoves6_7
Relative pins ISkill:section2unit13node1
Relative pins I practicePuzzles:section2unit13node2
Pawns in the endgame reviewPractice:section2unit13node3
Full match with Oscarmatch-before-chest-Practice:section2unit13node3
Relative pins IISkill:section2unit13node4
Relative pins II practicePuzzles:section2unit13node5
Scholar's mate defense reviewPractice:section2unit13node7
Full match with OscarMatch:fullMatch_2020957779
Unit ReviewPuzzles:pinPreventsEscape_5252
Skewers ISkill:section2unit14node1
Skewer practice IPuzzles:section2unit14node2
En passant reviewPractice:section2unit14node3
Full match with Oscarmatch-before-chest-Practice:section2unit14node3
Skewers IISkill:section2unit14node5
Skewer practice IIPuzzles:section2unit14node6
Smothered mate reviewPractice:section2unit14node7
Full match with OscarMatch:fullMatch_2350262273
Unit ReviewPuzzles:edwin_test_smotheredMate_9576
Sacrifice for mateSkill:section2unit15node1
Sacrifice for mate practicePuzzles:section2unit15node2
Relative pins reviewPractice:section2unit15node3
Full match with Oscarmatch-before-chest-Practice:section2unit15node3
Sacrifice practicePuzzles:section2unit15node5
Middlegame plans reviewPractice:section2unit15node6
Full match with OscarMatch:fullMatch_4573449671
Unit ReviewUnitReview:sacrifice_mate_6263
Discovered checksSkill:section2unit16node1_discoveredChecks
Discovered checks reviewPuzzles:section2unit16node2_discoveredCheckPuzzle
Skewers reviewPractice:section2unit16node3
Full match with Oscarmatch-before-chest-Practice:section2unit16node3
Discovered attacksSkill:section2unit16node4_discoveredAttacks
Discovered attack practicePuzzles:section2unit16node5_discoveredAttacksPuzzle
Safety reviewPractice:section2unit16node7
Full match with OscarMatch:fullMatch_7684179203
Unit ReviewUnitReview:discoveredCheck_7547130
Backward captureSkill:section2unit17node1
Backward capture practicePuzzles:section2unit17node2
Pinned piece reviewPractice:section2unit17node3
Full match with Oscarmatch-before-chest-Practice:section2unit17node3
Backward mateSkill:section2unit17node4
Backward mate practicePuzzles:section2unit17node5
Sacrifice for mate reviewPractice:section2unit17node7
Full match with OscarMatch:fullMatch_4026461321
Unit ReviewUnitReview:discoveredCheck_9127969
Happy piecesSkill:section2unit18node1
Happy pieces practicePuzzles:section2unit18node2
Discovered attacks reviewPractice:section2unit18node3
Full match with Oscarmatch-before-chest-Practice:section2unit18node3
Unblocking piecesSkill:section2unit18node4
Unblocking pieces practicePuzzles:section2unit18node5
Sacrifice reviewPractice:section2unit18node6
Full match with OscarMatch:fullMatch_4241259916
Unit ReviewUnitReview:mateIn1_mateIn2_9066
Ranks and filesSkill:section2unit19node1
Batteries ISkill:section2unit19node2
Batteries I practicePuzzles:section2unit19node3
Full match with Oscarmatch-before-chest-Puzzles:section2unit19node3
Capture backward reviewPractice:section2unit19node4
Batteries IISkill:section2unit19node5
Batteries II practicePuzzles:section2unit19node6
Backward mate reviewPractice:section2unit19node8
Full match with OscarMatch:fullMatch_3361997484
Unit ReviewUnitReview:batteryDiagonal_batteryFile_7950
Control the center and developPuzzles:section2unit20node1
Castling rules as BlackPuzzles:section2unit20node2
Reposition your pieces reviewPractice:section2unit20node3
Full match with Oscarmatch-before-chest-Practice:section2unit20node3
Developing the queenSkill:section2unit20node4
Connect and develop your rooksSkill:section2unit20node5
Opening principles as BlackSkill:section2unit20node7
Unblock your pieces reviewPractice:section2unit20node8
Full match with OscarMatch:fullMatch_8258627811
Unit ReviewUnitReview:capturingDefender_opening_6666592
Evaluate capturesSkill:section2unit21node1
Evaluate captures practicePuzzles:section2unit21node2
Batteries reviewPractice:section2unit21node3
Full match with Oscarmatch-before-chest-Practice:section2unit21node3
Order of capturesSkill:section2unit21node4
Order of captures practicePuzzles:section2unit21node5
Diagonal batteries reviewPractice:section2unit21node7
Full match with OscarMatch:fullMatch_4886472824
Unit ReviewUnitReview:positiveExchange_hangingPiece_capturingDefender_8065778
Find checksSkill:section2unit22node1
Finding checks practicePuzzles:section2unit22node2
Skewers reviewPractice:section2unit22node3
Full match with Oscarmatch-before-chest-Practice:section2unit22node3
Find capturesSkill:section2unit22node4
Find attacksSkill:section2unit22node5
Pins reviewPractice:section2unit22node7
Full match with OscarMatch:fullMatch_2305247328
Unit ReviewUnitReview:pin_pinPreventsAttack_pinPreventsEscape_5707989
Endgame tacticsSkill:section2unit23node1
Endgame tactics practicePuzzles:section2unit23node2
Discovered attacks reviewPractice:section2unit23node3
Full match with Oscarmatch-before-chest-Practice:section2unit23node3
Middlegame tacticsSkill:section2unit23node4
Middlegame tactics practicePuzzles:section2unit23node5
Sacrifice for mate reviewPractice:section2unit23node7
Full match with OscarMatch:fullMatch_4333059933
Unit ReviewUnitReview:intermezzo_7497759
Capturing against mateSkill:section2unit24node1
Interposing against mateSkill:section2unit24node2
Checks reviewPractice:section2unit24node3
Full match with Oscarmatch-before-chest-Practice:section2unit24node3
Avoiding matePuzzles:section2unit24node4
Avoiding mate IIPuzzles:section2unit24node5
Relative pins reviewPractice:section2unit24node7
Full match with OscarMatch:fullMatch_2329114938
Unit ReviewUnitReview:section2unit24node9
Discover check to win materialSkill:section2unit25node1
Discovered check practicePuzzles:section2unit25node2
Capturing against mate reviewPractice:section2unit25node3
Full match with Oscarmatch-before-chest-Practice:section2unit25node3
Discovered double checkSkill:section2unit25node4
Avoid double checkSkill:section2unit25node5
Interpose against mate reviewPractice:section2unit25node7
Full match with OscarMatch:fullMatch_3477548291
Unit ReviewUnitReview:bishopEndgame_rookEndgame_6747445
Early game pinsSkill:section3unit1node1
Early game pins practicePuzzles:section3unit1node2
Batteries reviewPractice:section3unit1node3
Full match with Oscarmatch-before-chest-Practice:section3unit1node3
Piling up on pinsSkill:section3unit1node4
Piling up on pins practicePuzzles:section3unit1node5
Smothered mate reviewPractice:section3unit1node6
Full match with OscarMatch:fullMatch_8912348923471782387
Unit ReviewUnitReview:defensiveMove_movesFromStartLT10_attackingF2F7_8828172
Knight forksSkill:section3unit2node1
Knight forks practicePuzzles:section3unit2node2
Skewers reviewPractice:section3unit2node3
Full match with Oscarmatch-before-chest-Practice:section3unit2node3
Pawn forksSkill:section3unit2node4
Pawn forks practicePuzzles:section3unit2node5
Back-rank mate reviewPractice:section3unit2node6
Full match with OscarMatch:fullMatch_250602_56757823
Unit ReviewUnitReview:mateIn4_sacrifice_mate_mateIn2_8951701
Blocking checkSkill:section3unit3node1
Blocking check practicePuzzles:section3unit3node2
Knight forks reviewPractice:section3unit3node3
Full match with Oscarmatch-before-chest-Practice:section3unit3node3
Escaping checkSkill:section3unit3node4
Escaping check practicePuzzles:section3unit3node5
Piling up on pins reviewPractice:section3unit3node6
Full match with OscarMatch:fullMatch_378472389127823
Unit ReviewUnitReview:checkmatePrevention_3996286
Block check to castleSkill:section3unit4node1
Block check to castle practicePuzzles:section3unit4node2
Pawn forks reviewPractice:section3unit4node3
Full match with Oscarmatch-before-chest-Practice:section3unit4node3
Prevent castlingSkill:section3unit4node4
Prevent castling practicePuzzles:section3unit4node5
Early game pins reviewPractice:section3unit4node6
Full match with OscarMatch:fullMatch_013789497128432312
Unit ReviewUnitReview:endsInDraw_6519901
Pawn chainsSkill:section3unit5node1
Pawn chains practicePuzzles:section3unit5node2
Blocking to castle reviewPractice:section3unit5node3
Full match with Oscarmatch-before-chest-Practice:section3unit5node3
Promoting to a queenSkill:section3unit5node4
Promoting to a queen practicePuzzles:section3unit5node5
Responding to check reviewPractice:section3unit5node6
Full match with OscarMatch:fullMatch_1378423_34278123
Unit ReviewUnitReview:userEscapesFork_7523230
King and queen mateSkill:section3unit6node1
King and queen mate practicePuzzles:section3unit6node2
Preventing castling reviewPractice:section3unit6node3
Full match with Oscarmatch-before-chest-Practice:section3unit6node3
Ladder mateSkill:section3unit6node4
Ladder mate practicePuzzles:section3unit6node5
Absolute pins reviewPractice:section3unit6node6
Full match with OscarMatch:fullMatch_128942378112
Unit ReviewUnitReview:pin_4950840
Avoiding stalemateSkill:section3unit7node1
Avoiding stalemate practicePuzzles:section3unit7node2
Pawn chains reviewPractice:section3unit7node3
Full match with Oscarmatch-before-chest-Practice:section3unit7node3
Stalemate as defenseSkill:section3unit7node4
Stalemate as defense practicePuzzles:section3unit7node5
Escaping check reviewPractice:section3unit7node6
Full match with OscarMatch:fullMatch_250602_56752321
Unit ReviewUnitReview:doubleCheck_discoveredCheck_discoveredAttack_4522593
Capturing defendersSkill:section3unit8node1
Capturing defenders practicePuzzles:section3unit8node2
Promotion reviewPractice:section3unit8node3
Full match with Oscarmatch-before-chest-Practice:section3unit8node3
Chasing away defendersSkill:section3unit8node4
Chasing defenders practicePuzzles:section3unit8node5
King and queen mate reviewPractice:section3unit8node6
Full match with OscarMatch:fullMatch_250602_567523
Unit ReviewUnitReview:userCreatesForkRook_sacrificeRookMultiMoves_rookEndgame_6166644
Moving to prevent mateSkill:section3unit9node1
Preventing mate practice IPuzzles:section3unit9node2
Ladder mate reviewPractice:section3unit9node3
Full match with Oscarmatch-before-chest-Practice:section3unit9node3
Capturing to prevent mateSkill:section3unit9node4
Preventing mate practice IIPuzzles:section3unit9node5
Knight and pawn fork reviewPractice:section3unit9node6
Full match with OscarMatch:fullMatch_250602_5675324e
Unit ReviewUnitReview:sacrifice_mate_clearance_sacrifice_7976472
Defending the mating squareSkill:section3unit10node1
Defending the mating square practicePuzzles:section3unit10node2
Avoiding stalemate reviewPractice:section3unit10node3
Full match with Oscarmatch-before-chest-Practice:section3unit10node3
Blocking to prevent mateSkill:section3unit10node4
Blocking mate practicePuzzles:section3unit10node5
Piling up on pins reviewPractice:section3unit10node6
Full match with OscarMatch:fullMatch_250602_567532
Unit ReviewUnitReview:mate_107926
Pawn islandsSkill:section3unit11node1
Pawn islands practicePuzzles:section3unit11node2
Stalemate as defense reviewPractice:section3unit11node3
Full match with Oscarmatch-before-chest-Practice:section3unit11node3
Doubled pawnsSkill:section3unit11node4
Doubled pawns practicePuzzles:section3unit11node5
Removing defendersPractice:section3unit11node6
Full match with OscarMatch:fullMatch_250602_567531
Unit ReviewUnitReview:xRayAttack_6623228
Preventing knight forks ISkill:section3unit12node1
Preventing forks I practicePuzzles:section3unit12node2
Preventing mate reviewPractice:section3unit12node3
Full match with Oscarmatch-before-chest-Practice:section3unit12node3
Preventing knight forks IISkill:section3unit12node4
Preventing forks II practicePuzzles:section3unit12node5
Pawn chains reviewPractice:section3unit12node6
Full match with OscarMatch:fullMatch_250651231243
Unit ReviewUnitReview:userEscapesFork_escapeCheck_checkmatePrevention_763849
Move to escape pinsSkill:section3unit13node1
Counterattack to escape pinsSkill:section3unit13node2
King and queen mate reviewPractice:section3unit13node3
Full match with Oscarmatch-before-chest-Practice:section3unit13node3
Block to escape pinsSkill:section3unit13node4
Capture to escape pinsSkill:section3unit13node5
Preventing mate reviewPractice:section3unit13node6
Full match with OscarMatch:fullMatch_250602_5675123234
Unit ReviewUnitReview:gettingToSafety_defendingPieces_defensiveMove_1355985
Forcing movesSkill:section3unit14node1
Forcing movesPuzzles:section3unit14node2
Removing defenders reviewPractice:section3unit14node3
Full match with Oscarmatch-before-chest-Practice:section3unit14node3
Threats as forcing movesSkill:section3unit14node4
Threats as forcing movesPuzzles:section3unit14node5
Preventing forks reviewPractice:section3unit14node6
Full match with OscarMatch:fullMatch_250602_313312432
Unit ReviewUnitReview:oppositionDiagonal_oppositionHorizontal_6634236
Discovered checksSkill:section3unit15node1
Discovered check practicePuzzles:section3unit15node2
Avoiding stalemate reviewPractice:section3unit15node3
Full match with Oscarmatch-before-chest-Practice:section3unit15node3
Discovered attacksSkill:section3unit15node4
Discovered attacks practicePuzzles:section3unit15node5
Pawn islands reviewPractice:section3unit15node6
Full match with OscarMatch:fullMatch_250602_56759834984
Unit ReviewUnitReview:pin_pin_mate_6298803
Weak pawnsSkill:section3unit16node1
Weak pawnsPuzzles:section3unit16node2
Stalemate as defense reviewPractice:section3unit16node3
Full match with Oscarmatch-before-chest-Practice:section3unit16node3
Loose piecesSkill:section3unit16node4
Loose piecesPuzzles:section3unit16node5
Doubled pawns reviewPractice:section3unit16node6
Full match with OscarMatch:fullMatch_2984389234789
Unit ReviewUnitReview:movesFromStartLT7_9629875
Rook on open fileSkill:section3unit17node1
Rook on open file practicePuzzles:section3unit17node2
Preventing mate reviewPractice:section3unit17node3
Full match with Oscarmatch-before-chest-Practice:section3unit17node3
Rook on semi-open fileSkill:section3unit17node4
Semi-open file practicePuzzles:section3unit17node5
Escaping check reviewPractice:section3unit17node6
Full match with OscarMatch:fullMatch_250602_5675
Unit ReviewUnitReview:sacrificeQueenMultiMoves_queenEndgame_batteryDiagonalExploit_6004899
Knight placementSkill:section3unit18node1
Knight placement practicePuzzles:section3unit18node2
Escaping pins reviewPractice:section3unit18node3
Full match with Oscarmatch-before-chest-Practice:section3unit18node3
Bishop developmentSkill:section3unit18node4
Bishop development practicePuzzles:section3unit18node5
Preventing mate reviewPractice:section3unit18node6
Full match with OscarMatch:fullMatch_250690645892349823
Unit ReviewUnitReview:scholarsMate_foolsMate_5897599
Queen coordinationSkill:section3unit19node1
Queen coordination practicePuzzles:section3unit19node2
Discovered attacks reviewPractice:section3unit19node3
Full match with Oscarmatch-before-chest-Practice:section3unit19node3
Queen is a poor defenderSkill:section3unit19node4
Poor defender practicePuzzles:section3unit19node5
Pawn islands reviewPractice:section3unit19node6
Full match with OscarMatch:fullMatch_2506093487167434334
Unit ReviewUnitReview:trappedPiece_6145849
Pawn majoritiesSkill:section3unit20node1
Pawn majorities practicePuzzles:section3unit20node2
Loose pieces reviewPractice:section3unit20node3
Full match with Oscarmatch-before-chest-Practice:section3unit20node3
Attacking the promotion squareSkill:section3unit20node4
Promotion square attacksPuzzles:section3unit20node5
Preventing forks reviewPractice:section3unit20node6
Full match with OscarMatch:fullMatch_28023489423598
Unit ReviewUnitReview:legalsMate_93730
Gain opposition to drawSkill:section3unit21node1
Opposition to draw practicePuzzles:section3unit21node2
Forcing moves reviewPractice:section3unit21node3
Full match with Oscarmatch-before-chest-Practice:section3unit21node3
Gain opposition to promoteSkill:section3unit21node4
Opposition to promote practicePuzzles:section3unit21node5
Positioning rooks reviewPractice:section3unit21node6
Full match with OscarMatch:fullMatch_239809139843
Unit ReviewUnitReview:pinPreventsEscape_capturingDefender_userExploitsFork_9003085
Rook vs queen on same fileSkill:section3unit22node1
Rook vs queen practicePuzzles:section3unit22node2
Stalemate as defense reviewPractice:section3unit22node3
Full match with Oscarmatch-before-chest-Practice:section3unit22node3
Queen vs rook in endgameSkill:section3unit22node4
Queen vs rook practicePuzzles:section3unit22node5
Knight positioning reviewPractice:section3unit22node6
Full match with OscarMatch:fullMatch_250602_5675
Unit ReviewUnitReview:mateIn1_mateIn3_3748258
Trapped bishopsSkill:section3unit23node1
Trapped bishop practicePuzzles:section3unit23node2
Positioning bishops reviewPractice:section3unit23node3
Full match with Oscarmatch-before-chest-Practice:section3unit23node3
Trapped knightsSkill:section3unit23node4
Trapped knight practicePuzzles:section3unit23node5
Queen coordination reviewPractice:section3unit23node6
Full match with OscarMatch:fullMatch_09239832479
Unit ReviewUnitReview:xRayAttack_pin_skewer_4100266
Queen bishop battery mateSkill:section3unit24node1
Queen bishop mate practicePuzzles:section3unit24node2
Pawn majorities reviewPractice:section3unit24node3
Full match with Oscarmatch-before-chest-Practice:section3unit24node3
Lolli's mateSkill:section3unit24node4
Lolli's mate practicePuzzles:section3unit24node5
Poor defender reviewPractice:section3unit24node6
Full match with OscarMatch:fullMatch_0943712_74923
Unit ReviewUnitReview:sacrificePawnMultiMoves_pawnEndgame_userCreatesForkPawn_260437
Interference ISkill:section4unit1node1
Interference I practicePuzzles:section4unit1node2
Trapped pieces reviewPractice:section4unit1node4
Full match with Oscarmatch-before-chest-Practice:section4unit1node4
Interference IISkill:section4unit1node5
Interference II practicePuzzles:section4unit1node6
Discovered attacks reviewPractice:section4unit1node8
Full match with OscarMatch:fullMatch_1557629415
Unit ReviewUnitReview:assistedCheckmate_mateIn2_sacrifice_mate_3271573
Exploiting pinsSkill:section4unit2node1
Exploiting pins practicePuzzles:section4unit2node2
Queen bishop mates reviewPractice:section4unit2node3
Full match with Oscarmatch-before-chest-Practice:section4unit2node3
Cross-pinsSkill:section4unit2node4
Cross-pins practicePuzzles:section4unit2node5
Lolli's mate reviewPractice:section4unit2node8
Full match with OscarMatch:fullMatch_5532006046
Unit ReviewUnitReview:opening_attackingF2F7_castling_2173732
Order of capturesSkill:section4unit3node1
Order of captures practicePuzzles:section4unit3node2
Promotion square attack reviewPractice:section4unit3node4
Full match with Oscarmatch-before-chest-Practice:section4unit3node4
Count attackers and defendersSkill:section4unit3node5
Count attackers and defendersPuzzles:section4unit3node6
Interference reviewPractice:section4unit3node8
Full match with OscarMatch:fullMatch_4325033433
Unit ReviewUnitReview:fork_pin_batteryFile_8665823
Long-distance forksSkill:section4unit4node1
Long-distance forks practicePuzzles:section4unit4node2
Exploiting pins reviewPractice:section4unit4node4
Full match with Oscarmatch-before-chest-Practice:section4unit4node4
Retreating movesSkill:section4unit4node5
Retreating moves practicePuzzles:section4unit4node6
Cross-pins reviewPractice:section4unit4node8
Full match with OscarMatch:fullMatch_8242153243
Unit ReviewUnitReview:interference_6748861
Deflection ISkill:section4unit5node1
Deflection I practicePuzzles:section4unit5node2
Order of captures reviewPractice:section4unit5node4
Full match with Oscarmatch-before-chest-Practice:section4unit5node4
Deflection IISkill:section4unit5node5
Deflection II practicePuzzles:section4unit5node6
Attackers and defenders reviewPractice:section4unit5node8
Full match with OscarMatch:fullMatch_1169293416
Unit ReviewUnitReview:defensiveMove_escapeCheck_userEscapesFork_7715970
Queen against pawn endgameSkill:section4unit6node1
Queen against pawn I practicePuzzles:section4unit6node2
Interference reviewPractice:section4unit6node4
Full match with Oscarmatch-before-chest-Practice:section4unit6node4
Queen against pawn drawSkill:section4unit6node5
Queen against pawn II practicePuzzles:section4unit6node6
Pins reviewPractice:section4unit6node8
Full match with OscarMatch:fullMatch_7752021238
Unit ReviewUnitReview:deflection_3815091
Loose pieces drop offSkill:section4unit7node1
Loose pieces drop off practicePuzzles:section4unit7node2
Queen against pawn reviewPractice:section4unit7node4
Full match with Oscarmatch-before-chest-Practice:section4unit7node4
OverprotectionSkill:section4unit7node5
Overprotection practicePuzzles:section4unit7node6
Deflection reviewPractice:section4unit7node8
Full match with OscarMatch:fullMatch_0297675850
Unit ReviewUnitReview:defensiveMove_4433776
Attraction for materialSkill:section4unit8node1
Attraction I practicePuzzles:section4unit8node2
Queen against pawn reviewPractice:section4unit8node4
Full match with Oscarmatch-before-chest-Practice:section4unit8node4
Attraction for checkmateSkill:section4unit8node5
Attraction II practicePuzzles:section4unit8node6
Order of captures reviewPractice:section4unit8node8
Full match with OscarMatch:fullMatch_0578461431
Unit ReviewUnitReview:queenEndgame_mate_knightEndgame_mate_pawnEndgame_mate_6866872
Preventing sneaky matesSkill:section4unit9node1
Preventing mates practicePuzzles:section4unit9node2
Attackers and defenders reviewPractice:section4unit9node3
Full match with Oscarmatch-before-chest-Practice:section4unit9node3
Escaping check safelySkill:section4unit9node4
Escaping check safely practicePuzzles:section4unit9node5
Loose pieces drop off reviewPractice:section4unit9node7
Full match with OscarMatch:fullMatch_9649924956
Unit ReviewUnitReview:attraction_7589842
Passed pawnSkill:section4unit10node1
Passed pawn practicePuzzles:section4unit10node2
Deflection reviewPractice:section4unit10node4
Full match with Oscarmatch-before-chest-Practice:section4unit10node4
Advanced passed pawnSkill:section4unit10node5
Advanced passed pawn practicePuzzles:section4unit10node6
Attraction reviewPractice:section4unit10node8
Full match with OscarMatch:fullMatch_3779733253
Unit ReviewUnitReview:gettingToSafety_defendingPieces_defensiveMove_9159705
Two-move checkmatesSkill:section4unit11node1
Two-move checkmates practicePuzzles:section4unit11node2
Preventing sneaky mates reviewPractice:section4unit11node4
Full match with Oscarmatch-before-chest-Practice:section4unit11node4
Three-move checkmatesSkill:section4unit11node5
Three-move checkmates practicePuzzles:section4unit11node6
Escaping check safely reviewPractice:section4unit11node8
Full match with OscarMatch:fullMatch_5537613317
Unit ReviewUnitReview:bishopKnightMate_bishopEndgame_mate_sacrificeBishopMultiMoves_9151013
Zugzwang ISkill:section4unit12node1
Zugzwang I practicePuzzles:section4unit12node2
Loose pieces drop off reviewPractice:section4unit12node4
Full match with Oscarmatch-before-chest-Practice:section4unit12node4
Zugzwang IISkill:section4unit12node5
Zugzwang II practicePuzzles:section4unit12node6
Overprotection reviewPractice:section4unit12node8
Full match with OscarMatch:fullMatch_6979541024
Unit ReviewUnitReview:mate_mate__7637656
File and rank attacksSkill:section4unit13node1
File and rank attacks practicePuzzles:section4unit13node2
Two-move checkmates reviewPractice:section4unit13node4
Full match with Oscarmatch-before-chest-Practice:section4unit13node4
File and rank matesSkill:section4unit13node5
File and rank mates practicePuzzles:section4unit13node6
Three-move checkmates reviewPractice:section4unit13node8
Full match with OscarMatch:fullMatch_4588386537
Unit ReviewUnitReview:batteryFileExploit_skewer_userExploitsFork_7247905
Bishop checkmatesSkill:section4unit14node1
Bishop checkmates practicePuzzles:section4unit14node2
Zugzwang reviewPractice:section4unit14node4
Full match with Oscarmatch-before-chest-Practice:section4unit14node4
Knight checkmatesSkill:section4unit14node5
Knight checkmates practicePuzzles:section4unit14node6
Zugzwang II reviewPractice:section4unit14node8
Full match with OscarMatch:fullMatch_1450495230
Unit ReviewUnitReview:advancedPawn_928843
Knight and bishop sacrificesSkill:section4unit15node1
Knight and bishop sacrificesPuzzles:section4unit15node2
File and rank attacks reviewPractice:section4unit15node4
Full match with Oscarmatch-before-chest-Practice:section4unit15node4
Rook and queen sacrificesSkill:section4unit15node5
Sacrifices practicePuzzles:section4unit15node6
File and rank mates reviewPractice:section4unit15node8
Full match with OscarMatch:fullMatch_4474756017
Unit ReviewUnitReview:scholarsMate_foolsMate_opening_mate_3223331
Isolated pawnSkill:section4unit16node1
Isolated pawn practicePuzzles:section4unit16node2
Mate in 2 and 3 reviewPractice:section4unit16node4
Full match with Oscarmatch-before-chest-Practice:section4unit16node4
Backward pawnSkill:section4unit16node5
Backward pawn practicePuzzles:section4unit16node6
Knight and bishop mates reviewPractice:section4unit16node8
Full match with OscarMatch:fullMatch_6039302167
Unit ReviewUnitReview:absolutePin_userExploitsFork_pinPreventsAttack_5235595
Perpetual check drawSkill:section4unit17node1
Perpetual check draw practicePuzzles:section4unit17node2
Sacrifices reviewPractice:section4unit17node4
Full match with Oscarmatch-before-chest-Practice:section4unit17node4
Draw by insufficient materialSkill:section4unit17node5
Insufficient material practicePuzzles:section4unit17node6
Sacrifices reviewPractice:section4unit17node8
Full match with OscarMatch:fullMatch_7302808677
Unit ReviewUnitReview:knightRookMate_userCreatesForkKnight_queenKnightMate_6945173
Back-rank matesSkill:section4unit18node1
Back-rank mates practicePuzzles:section4unit18node2
File and rank attacks reviewPractice:section4unit18node4
Full match with Oscarmatch-before-chest-Practice:section4unit18node4
Avoiding back-rank mateSkill:section4unit18node5
Avoiding mate practicePuzzles:section4unit18node6
File and rank mates reviewPractice:section4unit18node8
Full match with OscarMatch:fullMatch_7266003499
Unit ReviewUnitReview:zugzwang_7228725
Attacks on a diagonalSkill:section4unit19node1
Attacks on a diagonal practicePuzzles:section4unit19node2
Knight and bishop mates reviewPractice:section4unit19node4
Full match with Oscarmatch-before-chest-Practice:section4unit19node4
Bishop-assisted matesSkill:section4unit19node5
Bishop-assisted mates practicePuzzles:section4unit19node6
Draw reviewPractice:section4unit19node8
Full match with OscarMatch:fullMatch_7541048570
Unit ReviewUnitReview:queenKnightMate_mateContributionBishopKnight_mateContributionKnightRook_3935462
Exposed kingSkill:section4unit20node1
Exposed king practicePuzzles:section4unit20node2
Back-rank mates reviewPractice:section4unit20node4
Full match with Oscarmatch-before-chest-Practice:section4unit20node4
Convert winning endgames ISkill:section4unit20node5
Convert winning endgames IIPuzzles:section4unit20node6
Avoiding back-rank mate reviewPractice:section4unit20node8
Full match with OscarMatch:fullMatch_8873160120
Unit ReviewUnitReview:middlegame_9827276
Trapped rooksSkill:section4unit21node1
Trapped rooks practicePuzzles:section4unit21node2
Attacks on a diagonal reviewPractice:section4unit21node4
Full match with Oscarmatch-before-chest-Practice:section4unit21node4
Trapped queensSkill:section4unit21node5
Trapped queens practicePuzzles:section4unit21node6
Bishop-assisted mates reviewPractice:section4unit21node8
Full match with OscarMatch:fullMatch_2185514011
Unit ReviewUnitReview:sacrifice_mate_sacrificeKnightMultiMoves_sacrifice_positiveExchange_1838658
Pawn promotion tactics ISkill:section4unit22node1
Pawn promotion I practicePuzzles:section4unit22node2
Bishop and knight mates reviewPractice:section4unit22node4
Full match with Oscarmatch-before-chest-Practice:section4unit22node4
Pawn promotion tactics IISkill:section4unit22node5
Pawn promotion II practicePuzzles:section4unit22node6
Draw practicePractice:section4unit22node8
Full match with OscarMatch:fullMatch_1577065846
Unit ReviewUnitReview:queensideAttack_kingsideAttack_5261385
ClearanceSkill:section4unit23node1
Clearance practicePuzzles:section4unit23node2
Trapped rooks reviewPractice:section4unit23node4
Full match with Oscarmatch-before-chest-Practice:section4unit23node4
Clearing for mateSkill:section4unit23node5
Clearing for mate practicePuzzles:section4unit23node6
Trapped queens reviewPractice:section4unit23node8
Full match with OscarMatch:fullMatch_3755966356
Unit ReviewUnitReview:endsInDraw_intermezzo_zugzwang_6195913
Endgame tacticsSkill:section4unit24node1
Endgame tactics practicePuzzles:section4unit24node2
Pawn promotion tactics reviewPractice:section4unit24node3
Full match with Oscarmatch-before-chest-Practice:section4unit24node3
Middlegame tacticsSkill:section4unit24node4
Middlegame tactics practicePuzzles:section4unit24node5
Bishop-assisted mates reviewPractice:section4unit24node6
Unit ReviewUnitReview:pawnEndgame_exposedKing_kingsideAttack_8349190
Opposition for promotionSkill:opposition_for_promotion_121
Opposition for promotion practicePuzzles:opposition_for_promotion_practice_145
Isolated pawns reviewPractice:best_move_197
Full match with Oscarmatch-before-chest-Practice:best_move_197
Opposition for defenseSkill:opposition_for_defense_225
Opposition for defense practicePuzzles:opposition_for_defense_practice_257
Backward pawns reviewPractice:best_move_325
Full match with OscarMatch:fullMatch_250602_5675_b
Unit ReviewUnitReview:opposition_401
Discovered ChecksSkill:discovered_checks_485
Discovered checks practicePuzzles:discovered_checks_practice_529
Sacrifice for material reviewPractice:best_move_625
Full match with Oscarmatch-before-chest-Practice:best_move_625
Windmill checksSkill:windmill_checks_677
Windmill checks practicePuzzles:windmill_checks_practice_729
Mating sacrifices reviewPractice:best_move_841
Full match with OscarMatch:fullMatch_250602_5744_b
Unit ReviewUnitReview:discovered_and_windmill_checks_961
Anastasia's mateSkill:anastasias_mate_1089
Anastasia's mate practicePuzzles:anastasias_mate_1157
Mating nets reviewPractice:best_move_1297
Full match with Oscarmatch-before-chest-Practice:best_move_1297
Advanced smothered mateSkill:advanced_smothered_mate_1369
Advanced smothered mate practicePuzzles:advanced_smothered_mate_practice_1445
Opposition reviewPractice:best_move_1601
Full match with OscarMatch:fullMatch_250602_5807_b
Unit ReviewUnitReview:anastasia_and_smothered_mate_1765
Doubling rooksSkill:doubling_rooks_1937
Doubling rooks practicePuzzles:doubling_rooks_2025
Exposed king reviewPractice:best_move_2209
Full match with Oscarmatch-before-chest-Practice:best_move_2209
Alekhine's gunSkill:alekhines_gun_2305
Alekhine's gun practicePuzzles:alekhines_gun_practice_2401
Opposition reviewPractice:best_move_2601
Full match with OscarMatch:fullMatch_250602_5886_b
Unit ReviewUnitReview:doubling_rooks_and_alekhines_gun_2809
Attraction IISkill:attraction_ii_3025
Attraction II practicePuzzles:attraction_ii_practice_3137
Smothered mate reviewPractice:best_move_3365
Full match with Oscarmatch-before-chest-Practice:best_move_3365
Exchange SacrificesSkill:exchange_sacrifices_3481
Exchange sacrifice practicePuzzles:exchange_sacrifice_practice_3601
Anastasia's mate reviewPractice:best_move_3845
Full match with OscarMatch:fullMatch_250602_5955_b
Unit ReviewUnitReview:exchange_sacrifice_and_attraction_4097
Connected passed pawnsSkill:section5unit6node1
Connected pawns practicePuzzles:section5unit6node2
Windmill checks reviewPractice:section5unit6node3
Full match with Oscarmatch-before-chest-Practice:section5unit6node3
Blockading pawnsSkill:section5unit6node4
Blockading pawns practicePuzzles:section5unit6node5
Discovered check reviewPractice:section5unit6node7
Full match with OscarMatch:section5unit6node8
Unit ReviewUnitReview:fork_mate_skewer_relativePin_6327154
Centralizing knightsSkill:section5unit7node1
Knight outpostsSkill:section5unit7node2
Attraction reviewPractice:section5unit7node5
Full match with Oscarmatch-before-chest-Practice:section5unit7node5
Improve your bishopsSkill:section5unit7node6
Improving your bishop practicePuzzles:section5unit7node7
Exchange sacrifice reviewPractice:section5unit7node8
Full match with OscarMatch:section5unit7node9
Unit ReviewUnitReview:userCreatesForkBishop_batteryDiagonal_queenBishopMate_5435098
Early game tactics ISkill:section5unit8node1
Early game tactics IISkill:section5unit8node2
Connected passed pawns reviewPractice:section5unit8node5
Full match with Oscarmatch-before-chest-Practice:section5unit8node5
Uncastled king tactics ISkill:section5unit8node6
Uncastled king tactics IIPuzzles:section5unit8node7
Blockading pawns reviewPractice:section5unit8node8
Full match with OscarMatch:section5unit8node9
Unit ReviewUnitReview:escapeCheck_ladderMateDefense_defensiveMove_270993
Open and semi-open filesSkill:section5unit9node1
Improving rooks practicePuzzles:section5unit9node2
Knight centralization reviewPractice:section5unit9node3
Full match with Oscarmatch-before-chest-Practice:section5unit9node3
Improve your queenSkill:section5unit9node4
Improving queen practicePuzzles:section5unit9node5
Improve your bishop reviewPractice:section5unit9node7
Full match with OscarMatch:section5unit9node8
Unit ReviewUnitReview:crushing_hangingPiece_exposedKing_2773990
Opera mateSkill:section5unit10node1
Opera mate practicePuzzles:section5unit10node2
Pins in the center reviewPractice:section5unit10node5
Full match with Oscarmatch-before-chest-Practice:section5unit10node5
Morphy's mateSkill:section5unit10node6
Morphy's matePuzzles:section5unit10node7
Discovered checks reviewPractice:section5unit10node8
Full match with OscarMatch:section5unit10node9
Unit ReviewUnitReview:opening_mate_foolsMate_attackingF2F7_4787169
Pawn racesSkill:section5unit11node1
Pawn racesPuzzles:section5unit11node2
Improving rooks reviewPractice:section5unit11node5
Full match with Oscarmatch-before-chest-Practice:section5unit11node5
Pawn breakthroughsSkill:section5unit11node6
Pawn breakthroughs practicePuzzles:section5unit11node7
Improving queens reviewPractice:section5unit11node8
Full match with OscarMatch:section5unit11node9
Unit ReviewUnitReview:queenRookMate_doubleRookMate_knightRookMate_4213310
Trading While UpSkill:section5unit12node1
Trading while up practicePuzzles:section5unit12node2
Opera mate reviewPractice:section5unit12node3
Full match with Oscarmatch-before-chest-Practice:section5unit12node3
Avoiding tradesSkill:section5unit12node4
Avoiding trades practicePuzzles:section5unit12node5
Morphy's mate reviewPractice:section5unit12node7
Full match with OscarMatch:section5unit12node8
Unit ReviewUnitReview:middlegame_quietMove_checkmatePrevention_567147
One-rook matesSkill:section5unit13node1
One-rook mates practicePuzzles:section5unit13node2
Pawn breakthrough reviewPractice:section5unit13node5
Full match with Oscarmatch-before-chest-Practice:section5unit13node5
Epaulette mateSkill:section5unit13node6
Epaulette mate practicePuzzles:section5unit13node7
Pawn races reviewPractice:section5unit13node8
Full match with OscarMatch:section5unit13node9
Unit ReviewUnitReview:advantage_3636232
Bishop skewersSkill:section5unit14node1
Bishop skewers practicePuzzles:section5unit14node2
Trading while up reviewPractice:section5unit14node5
Full match with Oscarmatch-before-chest-Practice:section5unit14node5
Bishop attacksSkill:section5unit14node6
Bishop attacks practicePuzzles:section5unit14node7
Avoiding trades reviewPractice:section5unit14node8
Full match with OscarMatch:section5unit14node9
Unit ReviewUnitReview:bodenMate_hookMate_2821409
Pawn chainSkill:section5unit15node1
Pawn chains practicePuzzles:section5unit15node2
Rook mate reviewPractice:section5unit15node3
Full match with Oscarmatch-before-chest-Practice:section5unit15node3
Pawn checkmatesSkill:section5unit15node4
Pawn checkmates practicePractice:section5unit15node5
Epaulette mate reviewPractice:section5unit15node7
Full match with OscarMatch:section5unit15node8
Unit ReviewUnitReview:knightRookMate_userCreatesForkKnight_bishopKnightMate_5506203
Greco's mateSkill:section5unit16node1
Greco's mate practicePuzzles:section5unit16node2
Bishop skewers reviewPractice:section5unit16node5
Full match with Oscarmatch-before-chest-Practice:section5unit16node5
Queen bishop matesSkill:section5unit16node6
Queen bishop mates practicePuzzles:section5unit16node7
Bishop attacks reviewPractice:section5unit16node8
Full match with OscarMatch:section5unit16node9
Unit ReviewUnitReview:sacrifice_mate_trappedPiece_batteryFileExploit_5185497
Queen forks ISkill:section5unit17node1
Queen forks I practicePractice:section5unit17node2
Pawn chains reviewPractice:section5unit17node5
Full match with Oscarmatch-before-chest-Practice:section5unit17node5
Queen forks IISkill:section5unit17node6
Queen forks II practicePractice:section5unit17node7
Pawn checkmates reviewPractice:section5unit17node8
Full match with OscarMatch:section5unit17node9
Unit ReviewUnitReview:equality_clearance_gettingToSafety_2380625
ShoulderingSkill:section5unit18node1
Shouldering practicePuzzles:section5unit18node2
Greco's mate reviewPractice:section5unit18node3
Full match with Oscarmatch-before-chest-Practice:section5unit18node3
ZugzwangSkill:section5unit18node4
Zugzwang practicePuzzles:section5unit18node5
Queen bishop mates reviewPractice:section5unit18node7
Full match with OscarMatch:section5unit18node8
Unit ReviewUnitReview:kingHunt_escapeCheck_6038070
Parallel bishop mateSkill:section5unit19node1
Parallel bishop mate practicePuzzles:section5unit19node2
Queen forks reviewPractice:section5unit19node5
Full match with Oscarmatch-before-chest-Practice:section5unit19node5
Boden's MateSkill:section5unit19node6
Boden's Mate practicePuzzles:section5unit19node7
Knight outposts reviewPractice:section5unit19node8
Full match with OscarMatch:section5unit19node9
Unit ReviewUnitReview:queenRookEndgame_queenEndgame_bishopEndgame_65406
Rooks on the pawn rowSkill:section5unit20node1
Rooks on the pawn row practicePuzzles:section5unit20node2
Zugzwang reviewPractice:section5unit20node4
Full match with Oscarmatch-before-chest-Practice:section5unit20node4
Blind swine mateSkill:section5unit20node5
Blind swine mate practicePuzzles:section5unit20node6
Shouldering reviewPractice:section5unit20node7
Full match with OscarMatch:section5unit20node8
Unit ReviewUnitReview:batteryDiagonal_discoveredCheck_attraction_1990575
Adding AttackersSkill:section5unit21node1
Adding attackers practicePuzzles:section5unit21node2
Parallel bishop mate reviewPractice:section5unit21node5
Full match with Oscarmatch-before-chest-Practice:section5unit21node5
Attacking a castled kingSkill:section5unit21node6
Defending a Castled KingSkill:section5unit21node7
Boden's mate reviewPractice:section5unit21node8
Full match with OscarMatch:section5unit21node9
Unit ReviewUnitReview:queenEndgame_mate_7078080
Hook mateSkill:section5unit22node1
Hook mate practicePuzzles:section5unit22node2
Rooks on the pawn row reviewPractice:section5unit22node3
Full match with Oscarmatch-before-chest-Practice:section5unit22node3
Rook knight mates ISkill:section5unit22node4
Rook knight mates I practicePuzzles:section5unit22node5
Blind swine mate reviewPractice:section5unit22node7
Full match with OscarMatch:section5unit22node8
Unit ReviewUnitReview:defensiveMove_userEscapesFork_checkmatePrevention_1176308
InterferenceSkill:section5unit23node1
Interference practicePuzzles:section5unit23node2
Defending castled king reviewPractice:section5unit23node5
Full match with Oscarmatch-before-chest-Practice:section5unit23node5
IntermezzoSkill:section5unit23node6
Intermezzo practicePuzzles:section5unit23node7
Adding attackers reviewPractice:section5unit23node8
Full match with OscarMatch:section5unit23node9
Unit ReviewUnitReview:bishopKnightMate_anastasiaMate_knightRookMate_7234850
Suffocation mateSkill:section5unit24node1
Suffocation mate practicePuzzles:section5unit24node2
Hook mate reviewPractice:section5unit24node4
Full match with Oscarmatch-before-chest-Practice:section5unit24node4
Knight bishop matesSkill:section5unit24node5
Knight bishop mates practicePuzzles:section5unit24node6
Rook and knight mate reviewPractice:section5unit24node8
Full match with OscarMatch:section5unit24node9
Unit ReviewUnitReview:queenBishopMate_dovetailMate_queenRookEndgame_617425
Hook matesPuzzles:dovetailMate_hookMate_3835760
Best movePractice:gettingToSafety_equality_quietMove_4239674
Arabian and back rank matePuzzles:backRankMate_arabianMate_4130836
Full match with Oscarmatch-before-chest-Puzzles:backRankMate_arabianMate_4130836
Anastasia and boden matePuzzles:anastasiaMate_bodenMate_9758699
Best movePractice:discoveredCheck_clearance_batteryFile_3408985
Double rook and bishop matePuzzles:doubleBishopMate_doubleRookMate_9625673
Best movePractice:batteryDiagonal_xRayAttack_escapeCheck_9458492
Full match with OscarMatch:fullMatch_250602_7372
Unit ReviewUnitReview:assistedCheckmate_9728793
Best moves in the openingPuzzles:opening_opening_mate_9949001
Best movePractice:zugzwang_kingHunt_queenEndgame_8352459
Protecting the kingPuzzles:opening_castling_6477951
Full match with Oscarmatch-before-chest-Puzzles:opening_castling_6477951
Finding the early checkmatePuzzles:opening_mate_4597597
Best movePractice:queenRookMate_userCreatesForkQueen_opposition_7768737
Early game checkmatesPuzzles:scholarsMate_opening_mate_foolsMate_2092239
Best movePractice:gettingToSafety_queenBishopMate_1518453
Full match with OscarMatch:fullMatch_250602_7446
Unit ReviewUnitReview:castling_opening_movesFromStartLT7_5631805
Defensive movesPuzzles:defensiveMove_5834610
Best movePractice:pawnEndgame_trappedPiece_queenRookMate_4719588
Defending your piecesPuzzles:defendingPieces_7105659
Full match with Oscarmatch-before-chest-Puzzles:defendingPieces_7105659
Escaping checkPuzzles:escapeCheck_2780362
Best movePractice:generic_487781
Preventing stalematePuzzles:defensiveMove_stalemateRisk_5968619
Best movePractice:generic_9589229
Full match with OscarMatch:fullMatch_250602_7517
Unit ReviewUnitReview:escapeCheck_defendingPieces_defensiveMove_2004455
Discovered attacks and checksPuzzles:discoveredCheck_discoveredAttack_6440309
Best movePractice:generic_2655793
Indirect attacksPuzzles:skewer_xRayAttack_5262970
Full match with Oscarmatch-before-chest-Puzzles:skewer_xRayAttack_5262970
Attacking tacticsPuzzles:userCreatesFork_pin_8032120
Best movePractice:generic_8364083
Battery practicePuzzles:batteryFile_batteryDiagonal_2846228
Best movePractice:generic_3712373
Full match with OscarMatch:fullMatch_250602_7587
Unit ReviewUnitReview:discoveredCheck_discoveredAttack_7030881
Attacking with the knightPuzzles:userCreatesForkKnight_sacrificeKnightMultiMoves_7828181
Best movePractice:generic_8438828
Knight endgamesPuzzles:knightEndgame_6184425
Full match with Oscarmatch-before-chest-Puzzles:knightEndgame_6184425
Knight checkmatesPuzzles:smotheredMate_knightRookMate_bishopKnightMate_2140115
Best movePractice:generic_3023607
Attacking with the knight IIPuzzles:sacrificeKnightMultiMoves_middlegame_userCreatesForkKnight_middlegame_7280106
Best movePractice:generic_3799847
Full match with OscarMatch:fullMatch_250602_7655
Unit ReviewUnitReview:sacrificeKnightMultiMoves_knightRookMate_userCreatesForkKnight_6495514
Attacking in the openingPuzzles:attackingF2F7_movesFromStartLT10_kingsideAttack_movesFromStartLT10_queensideAttack_movesFromStartLT10_6954536
Best movePractice:generic_4496030
Attacking tacticsPuzzles:relativePin_fork_absolutePin_1734889
Full match with Oscarmatch-before-chest-Puzzles:relativePin_fork_absolutePin_1734889
Multi-piece attacksPuzzles:batteryDiagonal_batteryFile_skewer_3946163
Best movePractice:generic_5466921
Interference and attractionPuzzles:interference_attraction_6569114
Best movePractice:discoveredCheck_batteryDiagonal_pinPreventsEscape_7852623
Full match with OscarMatch:fullMatch_250602_7725
Unit ReviewUnitReview:queensideAttack_absolutePin_attraction_9317423
Opening and capturingPuzzles:opening_positiveExchange_6135266
Best movePractice:generic_9638624
Gaining the advantagePuzzles:opening_advantage_8516640
Full match with Oscarmatch-before-chest-Puzzles:opening_advantage_8516640
Balance your position in the openingSkill:opening_equality_3035921
Best movePractice:generic_2455661
Take advantage of opening mistakesPuzzles:opening_crushing_3621963
Best movePractice:generic_2224856
Full match with OscarMatch:fullMatch_250602_7796
Unit ReviewUnitReview:opening_crushing_opening_advantage_opening_equality_7250774
Attacking with the pawnSkill:userCreatesForkPawn_enPassant_800785
Promoting the pawnPuzzles:advancedPawn_promotion_9859111
Best movePractice:interference_pinPreventsEscape_queenEndgame_4568393
Full match with Oscarmatch-before-chest-Practice:interference_pinPreventsEscape_queenEndgame_4568393
Pawn endgamesSkill:advancedPawn_opposition_pawnEndgame_7369117
Practicing underpromotionPuzzles:underPromotion_1863624
Best movePractice:knightRookMate_userCreatesForkKnight_sacrifice_mate_3861604
Best movePractice:generic_5869639
Full match with OscarMatch:fullMatch_250602_7864
Unit ReviewUnitReview:pawnEndgame_advancedPawn_underPromotion_6855002
Sacrificing pawnsSkill:sacrificePawnMultiMoves_7975785
Best movePractice:sacrificePawnMultiMoves_9933747
Knight, bishop, and rook sacrificePuzzles:sacrificeBishopMultiMoves_sacrificeRookMultiMoves_sacrificeKnightMultiMoves_2001463
Full match with Oscarmatch-before-chest-Puzzles:sacrificeBishopMultiMoves_sacrificeRookMultiMoves_sacrificeKnightMultiMoves_2001463
Queen sacrificesSkill:sacrificeQueenMultiMoves_4966108
Best movePractice:batteryFile_discoveredCheck_5098960
Sacrificing for matePuzzles:sacrifice_mate_5257451
Best movePractice:generic_8404219
Full match with OscarMatch:fullMatch_250602_7932
Unit ReviewUnitReview:sacrificeQueenMultiMoves_sacrificeKnightMultiMoves_sacrifice_mate_4551038
Legal's and ladder matePuzzles:doubleRookMate_legalsMate_9844949
Best movePractice:generic_6936925
Anastasia and Arabian matePuzzles:anastasiaMate_arabianMate_4072665
Full match with Oscarmatch-before-chest-Puzzles:anastasiaMate_arabianMate_4072665
Boden and smothered matePuzzles:smotheredMate_doubleBishopMate_bodenMate_6207226
Best movePractice:generic_489212
Hook and dovetail matePuzzles:doubleRookMate_hookMate_dovetailMate_5828629
Best movePractice:generic_7516045
Full match with OscarMatch:fullMatch_250602_8004
Unit ReviewUnitReview:assistedCheckmate_9694256
Attacking in the middlegamePuzzles:fork_pin_xRayAttack_8192148
Best movePractice:generic_922400
Taking advantage of attacksPuzzles:pinPreventsAttack_userExploitsFork_8683580
Full match with Oscarmatch-before-chest-Puzzles:pinPreventsAttack_userExploitsFork_8683580
Quiet and intermediate movesPuzzles:intermezzo_quietMove_9636734
Best movePractice:generic_1724472
Deflecting and interferingPuzzles:interference_deflection_5666281
Best movePractice:generic_6742164
Full match with OscarMatch:fullMatch_250602_8071
Unit ReviewUnitReview:pin_quietMove_interference_4085181
Exploiting mistakes in the openingSkill:opening_crushing_exposedKing_675913
Best movePractice:batteryFile_discoveredAttack_xRayAttack_9605746
Capturing overlooked piecesPuzzles:userExploitsFork_trappedPiece_hangingPiece_2076906
Full match with Oscarmatch-before-chest-Puzzles:userExploitsFork_trappedPiece_hangingPiece_2076906
Exploiting mistakes in the middlegamePuzzles:middlegame_crushing_middlegame_advantage_9754990
Best movePractice:sacrificeBishopMultiMoves_positiveExchange_anastasiaMate_3608837
Exploiting mistakes in the endgamePuzzles:endgame_advantage_endgame_crushing_9380680
Best movePractice:generic_230724
Full match with OscarMatch:fullMatch_250602_8140
Unit ReviewUnitReview:exposedKing_endgame_crushing_userExploitsFork_5045566
Attacking an exposed kingPuzzles:exposedKing_6526929
Best movePractice:exposedKing_4549199
Escaping checkPuzzles:escapeCheck_2048009
Full match with Oscarmatch-before-chest-Puzzles:escapeCheck_2048009
Chasing the kingPuzzles:kingHunt_9631224
Best movePractice:enPassant_intermezzo_anastasiaMate_1698826
Checkmate practicePuzzles:mate_assistedCheckmate_6519750
Best movePractice:xRayAttack_pin_fork_4607254
Full match with OscarMatch:fullMatch_250602_8203
Unit ReviewUnitReview:exposedKing_kingHunt_escapeCheck_2714809
Discovered attacks and checksPuzzles:discoveredCheck_discoveredAttack_9917106
Best movePractice:kingsideAttack_capturingDefender_sacrificeBishopMultiMoves_8952211
Interference and deflectionPuzzles:deflection_interference_150585
Full match with Oscarmatch-before-chest-Puzzles:deflection_interference_150585
Preparing sacrificesPuzzles:sacrifice_mate_8477229
Best movePractice:attackingF2F7_intermezzo_xRayAttack_647251
Multi-piece attacksPuzzles:pin_batteryFile_skewer_9467433
Best movePractice:generic_1596460
Full match with OscarMatch:fullMatch_250602_8268
Unit ReviewUnitReview:deflection_sacrifice_mate_discoveredCheck_9176629
Obtaining materialPuzzles:hangingPiece_positiveExchange_capturingDefender_8658319
Best movePractice:anastasiaMate_exposedKing_trappedPiece_2884558
Opening advantagePuzzles:opening_advantage_8545439
Full match with Oscarmatch-before-chest-Puzzles:opening_advantage_8545439
Middlegame advantagePuzzles:middlegame_advantage_383449
Best movePractice:hangingPiece_arabianMate_userExploitsFork_449779
Endgame advantagePuzzles:endgame_advantage_4289729
Best movePractice:kingHunt_5942990
Full match with OscarMatch:fullMatch_250602_8333
Unit ReviewUnitReview:capturingDefender_opening_advantage_endgame_advantage_4916170
Early game checkmatesPuzzles:scholarsMate_foolsMate_6361498
Best movePractice:pawnEndgame_8052854
Queen sacrifice and underpromotionPuzzles:underPromotion_sacrificeQueenMultiMoves_5654109
Full match with Oscarmatch-before-chest-Puzzles:underPromotion_sacrificeQueenMultiMoves_5654109
Luring your opponentPuzzles:attraction_3966236
Best movePractice:xRayAttack_pin_9230985
Deflecting attacksPuzzles:deflection_3802398
Best movePractice:userCreatesForkKnight_userCreatesForkBishop_userCreatesForkQueen_9349785
Full match with OscarMatch:fullMatch_250602_8402
Unit ReviewUnitReview:sacrificeQueenMultiMoves_underPromotion_attraction_8612642
Improving or balancing your positionPuzzles:equality_3838096
Best movePractice:generic_4616293
Getting to safetyPuzzles:gettingToSafety_4401177
Full match with Oscarmatch-before-chest-Puzzles:gettingToSafety_4401177
Preparing attacksPuzzles:quietMove_1559478
Best movePractice:generic_6637043
Clearance movesPuzzles:clearance_5620453
Best movePractice:generic_2815708
Full match with OscarMatch:fullMatch_250602_8469
Unit ReviewUnitReview:gettingToSafety_clearance_equality_1551759
Attacking with the queenPuzzles:sacrificeQueenMultiMoves_userCreatesForkQueen_8267749
Best movePractice:capturingDefender_smotheredMate_deflection_8531409
Using a batteryPuzzles:batteryDiagonal_batteryFile_7036686
Full match with Oscarmatch-before-chest-Puzzles:batteryDiagonal_batteryFile_7036686
Queen endgamePuzzles:queenRookEndgame_queenEndgame_3135543
Best movePractice:underPromotion_attraction_escapeCheck_5840943
Checkmating with the queenPuzzles:queenKnightMate_queenBishopMate_queenRookMate_4980425
Best movePractice:generic_7977072
Full match with OscarMatch:fullMatch_250602_8536
Unit ReviewUnitReview:userCreatesForkQueen_queenRookMate_queenKnightMate_244737
Intermediate practicePuzzles:intermezzo_zugzwang_8454008
Best movePractice:batteryFile_equality_sacrificeKnightMultiMoves_9896193
King hunts and pawn endgamesPuzzles:kingHunt_pawnEndgame_7125668
Full match with Oscarmatch-before-chest-Puzzles:kingHunt_pawnEndgame_7125668
Bishop and knight endgamesPuzzles:bishopEndgame_knightEndgame_7561410
Best movePractice:sacrificeRookMultiMoves_gettingToSafety_batteryFileExploit_7487705
Rook and queen endgamePuzzles:queenEndgame_rookEndgame_1177304
Best movePractice:generic_8433302
Full match with OscarMatch:fullMatch_250602_8606
Unit ReviewUnitReview:queenEndgame_bishopEndgame_rookEndgame_2938742
Defending your piecesPuzzles:defendingPieces_defensiveMove_7092636
Best movePractice:exposedKing_5665145
Getting to safetyPuzzles:gettingToSafety_5740401
Full match with Oscarmatch-before-chest-Puzzles:gettingToSafety_5740401
Escaping checkPuzzles:escapeCheck_8907382
Best movePractice:userExploitsFork_4479267
Defending against matePuzzles:ladderMateDefense_3856718
Best movePractice:generic_4168592
Full match with OscarMatch:fullMatch_250602_8673
Unit ReviewUnitReview:gettingToSafety_escapeCheck_defensiveMove_772315
Forming attacks with the rookPuzzles:userCreatesForkRook_batteryFileFormation_8186849
Best movePractice:generic_4862234
Attacking with the rookPuzzles:batteryFileExploit_sacrificeRookMultiMoves_userCreatesForkRook_8168830
Full match with Oscarmatch-before-chest-Puzzles:batteryFileExploit_sacrificeRookMultiMoves_userCreatesForkRook_8168830
Rook endgamePuzzles:doubleRookMate_rookEndgame_3850321
Best movePractice:generic_4727595
Rook checkmatePuzzles:queenRookMate_doubleRookMate_backRankMate_9462073
Best movePractice:generic_9996707
Full match with OscarMatch:fullMatch_250602_8745
Unit ReviewUnitReview:userCreatesForkRook_sacrificeRookMultiMoves_queenRookMate_9859919
Legal's and ladder matePuzzles:doubleRookMate_legalsMate_5238895
Best movePractice:batteryFile_xRayAttack_discoveredAttack_6666984
Anastasia and Arabian matePuzzles:arabianMate_anastasiaMate_5329465
Full match with Oscarmatch-before-chest-Puzzles:arabianMate_anastasiaMate_5329465
Boden and smothered matePuzzles:doubleBishopMate_smotheredMate_bodenMate_2150315
Best movePractice:batteryDiagonal_discoveredCheck_skewer_6113207
Hook and dovetail matePuzzles:hookMate_doubleRookMate_dovetailMate_6209327
Best movePractice:generic_9218236
Full match with OscarMatch:fullMatch_250602_8814
Unit ReviewUnitReview:assistedCheckmate_2413789
Forming attacksPuzzles:batteryFileFormation_5410359
Best movePractice:generic_2294992
Defending against matePuzzles:ladderMateDefense_2658838
Full match with Oscarmatch-before-chest-Puzzles:ladderMateDefense_2658838
EndgamesPuzzles:rookEndgame_2793339
Best movePractice:generic_346812
Checkmates near the back rankPuzzles:backRankMate_queenRookMate_doubleRookMate_4428010
Best movePractice:generic_6149316
Full match with OscarMatch:fullMatch_250602_8880
Unit ReviewUnitReview:doubleRookMate_batteryFileExploit_4777700
Attacking with the bishopPuzzles:batteryDiagonalFormation_userCreatesForkBishop_959260
Best movePractice:generic_9056145
Sacrificing the bishopPuzzles:batteryDiagonalExploit_sacrificeBishopMultiMoves_batteryDiagonal_3800160
Full match with Oscarmatch-before-chest-Puzzles:batteryDiagonalExploit_sacrificeBishopMultiMoves_batteryDiagonal_3800160
Bishop endgamePuzzles:bishopEndgame_7860114
Best movePractice:generic_3017471
Bishop checkmatePuzzles:doubleBishopMate_queenBishopMate_3713614
Best movePractice:generic_1852572
Full match with OscarMatch:fullMatch_250602_8951
Unit ReviewUnitReview:queenBishopMate_sacrificeBishopMultiMoves_doubleBishopMate_4643669
Disadvantage promotionsPuzzles:section6unit25lesson1
Comeback timePuzzles:section6unit25lesson2
Best movePractice:section6unit25lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit25lesson3
Comeback timePuzzles:section6unit25lesson4
Disadvantage promotionsPuzzles:section6unit25lesson6
Midgame practicePractice:section6unit25lesson7
Full match with OscarMatch:section6unit25lesson8
Unit ReviewUnitReview:section6unit25lesson9
King dancesPuzzles:section6unit26lesson1
Exposed kingPuzzles:section6unit26lesson2
All types endgamesPractice:section6unit26lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit26lesson3
King dancesPuzzles:section6unit26lesson4
Exposed kingPuzzles:section6unit26lesson6
Exposed king in the endgamePractice:section6unit26lesson7
Full match with OscarMatch:section6unit26lesson8
Unit ReviewUnitReview:section6unit26lesson9
Attraction puzzlesPuzzles:section6unit27lesson1
Clearance puzzlesPuzzles:section6unit27lesson2
Best movePractice:section6unit27lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit27lesson3
Attraction puzzlesPuzzles:section6unit27lesson4
Clearance puzzlesPractice:section6unit27lesson6
Midgame practicePractice:section6unit27lesson7
Full match with OscarMatch:section6unit27lesson8
Unit ReviewUnitReview:section6unit27lesson9
Comeback timePuzzles:section6unit28lesson1
Puzzles with skewersPuzzles:section6unit28lesson2
Midgame practicePractice:section6unit28lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit28lesson3
Puzzles with forksPuzzles:section6unit28lesson4
Puzzles with skewersPractice:section6unit28lesson6
Puzzles with forksPractice:section6unit28lesson7
Full match with OscarMatch:section6unit28lesson8
Unit ReviewUnitReview:section6unit28lesson9
Longer checkmatesPuzzles:section6unit29lesson1
Longer checkmatesPractice:section6unit29lesson2
All types of endgamesPuzzles:section6unit29lesson3
Full match with Oscarmatch-before-chest-Puzzles:section6unit29lesson3
Best movePractice:section6unit29lesson4
King dancesPuzzles:section6unit29lesson6
All types endgamesPractice:section6unit29lesson7
Full match with OscarMatch:section6unit29lesson8
Unit ReviewUnitReview:section6unit29lesson9
Four move checkmatesPuzzles:section6unit30lesson1
Five move checkmatesPuzzles:section6unit30lesson2
Longer checkmatesPractice:section6unit30lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit30lesson3
Longer checkmatesPuzzles:section6unit30lesson4
Longer checkmatesPractice:section6unit30lesson6
Longer checkmatesPuzzles:section6unit30lesson7
Full match with OscarMatch:section6unit30lesson8
Unit ReviewUnitReview:section6unit30lesson9
Clearance puzzlesPuzzles:section6unit31lesson1
Puzzles with deflectionPuzzles:section6unit31lesson2
Best movePractice:section6unit31lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit31lesson3
Clearance puzzlesPuzzles:section6unit31lesson4
Puzzles with deflectionPractice:section6unit31lesson6
Midgame practicePractice:section6unit31lesson7
Full match with OscarMatch:section6unit31lesson8
Unit ReviewUnitReview:section6unit31lesson9
Attraction puzzlesPuzzles:section6unit32lesson1
Comeback timePuzzles:section6unit32lesson2
Midgame practicePractice:section6unit32lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit32lesson3
Attraction puzzlesPuzzles:section6unit32lesson4
Comeback timePractice:section6unit32lesson6
Best movePractice:section6unit32lesson7
Full match with OscarMatch:section6unit32lesson8
Unit ReviewUnitReview:section6unit32lesson9
Puzzles with x-raysPuzzles:section6unit33lesson1
Puzzles with discovered attacksPuzzles:section6unit33lesson2
Midgame practicePractice:section6unit33lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit33lesson3
Puzzles with trapped piecesPuzzles:section6unit33lesson4
Puzzles with discovered attacksPractice:section6unit33lesson6
Best movePractice:section6unit33lesson7
Full match with OscarMatch:section6unit33lesson8
Unit ReviewUnitReview:section6unit33lesson9
Longer linesPuzzles:section6unit34lesson1
Longer checkmatesPuzzles:section6unit34lesson2
Best movePractice:section6unit34lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit34lesson3
All types of endgamesPuzzles:section6unit34lesson4
Best movePractice:section6unit34lesson6
Longer checkmatesPractice:section6unit34lesson7
Full match with OscarMatch:section6unit34lesson8
Unit ReviewUnitReview:section6unit34lesson9
Queen endgamePuzzles:section6unit35lesson1
Rook endgamePuzzles:section6unit35lesson2
All types endgamesPractice:section6unit35lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit35lesson3
Queen rook endgamePuzzles:section6unit35lesson4
Longer checkmatesPractice:section6unit35lesson6
All types of endgamesPuzzles:section6unit35lesson7
Full match with OscarMatch:section6unit35lesson8
Unit ReviewUnitReview:section6unit35lesson9
Bishop endgamePuzzles:section6unit36lesson1
Knight endgamePuzzles:section6unit36lesson2
All types endgamesPractice:section6unit36lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit36lesson3
Pawn endgamePuzzles:section6unit36lesson4
Pawn endgamePractice:section6unit36lesson6
All types endgamesPractice:section6unit36lesson7
Full match with OscarMatch:section6unit36lesson8
Unit ReviewUnitReview:section6unit36lesson9
Puzzles with skewersPuzzles:section6unit37lesson1
Longer skewersPuzzles:section6unit37lesson2
Midgame practicePractice:section6unit37lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit37lesson3
Puzzles with forksPuzzles:section6unit37lesson4
Puzzles with x-raysPuzzles:section6unit37lesson6
Best movePractice:section6unit37lesson7
Full match with OscarMatch:section6unit37lesson8
Unit ReviewUnitReview:section6unit37lesson9
Rook endgamePuzzles:section6unit38lesson1
Rook endgame practicePractice:section6unit38lesson2
Queen endgamePuzzles:section6unit38lesson3
Full match with Oscarmatch-before-chest-Puzzles:section6unit38lesson3
Queen endgame practicePractice:section6unit38lesson4
Queen rook endgamePuzzles:section6unit38lesson6
Queen rook endgame practicePractice:section6unit38lesson7
Full match with OscarMatch:section6unit38lesson8
Unit ReviewUnitReview:section6unit38lesson9
Bishop endgamePuzzles:section6unit39lesson1
Bishop endgame practicePractice:section6unit39lesson2
Knight endgamePuzzles:section6unit39lesson3
Full match with Oscarmatch-before-chest-Puzzles:section6unit39lesson3
Knight endgame practicePractice:section6unit39lesson4
Best movePractice:section6unit39lesson6
All types endgamesPractice:section6unit39lesson7
Full match with OscarMatch:section6unit39lesson8
Unit ReviewUnitReview:section6unit39lesson9
Checkmate practicePuzzles:section6unit40lesson1
Longer checkmatesPuzzles:section6unit40lesson2
Longer checkmatesPractice:section6unit40lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit40lesson3
Longer checkmatesPuzzles:section6unit40lesson4
Four move checkmatesPractice:section6unit40lesson6
Long checkmatesPuzzles:section6unit40lesson7
Full match with OscarMatch:section6unit40lesson8
Unit ReviewUnitReview:section6unit40lesson9
Puzzles with discovered attacksPuzzles:section6unit41lesson1
Puzzles with double checksPuzzles:section6unit41lesson2
Midgame practicePractice:section6unit41lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit41lesson3
Puzzles with trapped piecesPuzzles:section6unit41lesson4
Puzzles with discovered attacksPractice:section6unit41lesson6
Puzzles with double checksPractice:section6unit41lesson7
Full match with OscarMatch:section6unit41lesson8
Unit ReviewUnitReview:section6unit41lesson9
Longer checkmatesPuzzles:section6unit42lesson1
Four move checkmatesPuzzles:section6unit42lesson2
Five move checkmatesPuzzles:section6unit42lesson3
Full match with Oscarmatch-before-chest-Puzzles:section6unit42lesson3
Longer checkmatesPractice:section6unit42lesson4
Best movePractice:section6unit42lesson6
Longer checkmatesPuzzles:section6unit42lesson7
Full match with OscarMatch:section6unit42lesson8
Unit ReviewUnitReview:section6unit42lesson9
Puzzles with discovered attacksPuzzles:section6unit43lesson1
Best movePractice:section6unit43lesson2
Longer checkmatesPuzzles:section6unit43lesson3
Full match with Oscarmatch-before-chest-Puzzles:section6unit43lesson3
Win that queenPractice:section6unit43lesson4
All types of endgamesPuzzles:section6unit43lesson6
Best movePractice:section6unit43lesson7
Full match with OscarMatch:section6unit43lesson8
Unit ReviewUnitReview:section6unit43lesson9
Pawn endgamePuzzles:section6unit44lesson1
Pawn endgame practicePractice:section6unit44lesson2
Disadvantage promotionsPuzzles:section6unit44lesson3
Full match with Oscarmatch-before-chest-Puzzles:section6unit44lesson3
Disadvantage promotionsPractice:section6unit44lesson4
Pawn endgamePuzzles:section6unit44lesson6
All types endgamesPractice:section6unit44lesson7
Full match with OscarMatch:section6unit44lesson8
Unit ReviewUnitReview:section6unit44lesson9
Puzzles with deflectionPuzzles:section6unit45lesson1
Attraction puzzlesPuzzles:section6unit45lesson2
Midgame practicePractice:section6unit45lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit45lesson3
Puzzles with deflectionPuzzles:section6unit45lesson4
Attraction puzzlesPuzzles:section6unit45lesson6
Best movePractice:section6unit45lesson7
Full match with OscarMatch:section6unit45lesson8
Unit ReviewUnitReview:section6unit45lesson9
Win that queenPuzzles:section6unit46lesson1
Win that rookPuzzles:section6unit46lesson2
Midgame practicePractice:section6unit46lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit46lesson3
Win that queenPuzzles:section6unit46lesson4
Puzzles with skewersPractice:section6unit46lesson6
Puzzles with x-raysPractice:section6unit46lesson7
Full match with OscarMatch:section6unit46lesson8
Unit ReviewUnitReview:section6unit46lesson9
Longer linesPuzzles:section6unit47lesson1
Best movePractice:section6unit47lesson2
Longer checkmatesPuzzles:section6unit47lesson3
Full match with Oscarmatch-before-chest-Puzzles:section6unit47lesson3
Longer checkmatesPractice:section6unit47lesson4
All types of endgamesPuzzles:section6unit47lesson6
Best movePractice:section6unit47lesson7
Full match with OscarMatch:section6unit47lesson8
Unit ReviewUnitReview:section6unit47lesson9
Early gamePuzzles:section6unit48lesson1
Early gamePuzzles:section6unit48lesson2
Best movePractice:section6unit48lesson3
Full match with Oscarmatch-before-chest-Practice:section6unit48lesson3
Early gamePuzzles:section6unit48lesson4
Midgame practicePractice:section6unit48lesson6
Best movePractice:section6unit48lesson7
Full match with OscarMatch:section6unit48lesson8
Unit ReviewUnitReview:section6unit48lesson9
Puzzles with skewersPuzzles:section7unit2lesson1
Longer skewersPuzzles:section7unit2lesson2
Midgame practicePractice:section7unit2lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit2lesson3
Puzzles with forksPuzzles:section7unit2lesson4
Longer forksPuzzles:section7unit2lesson5
Puzzles with x-raysPuzzles:section7unit2lesson7
Longer x-raysPractice:section7unit2lesson8
Full match with OscarMatch:section7unit2lesson9
Unit ReviewUnitReview:section7unit2lesson10
Rook endgamePuzzles:section7unit3lesson1
Rook endgame practicePractice:section7unit3lesson2
Full match with OscarMatch:section7unit3lesson3
Queen endgamePuzzles:section7unit3lesson4
Queen endgame practicePractice:section7unit3lesson5
Queen rook endgamePuzzles:section7unit3lesson7
Queen rook endgame practicePractice:section7unit3lesson8
Full match with OscarMatch:section7unit3lesson9
Unit ReviewUnitReview:section7unit3lesson10
Bishop endgamePuzzles:section7unit4lesson1
Bishop endgame practicePractice:section7unit4lesson2
Full match with OscarMatch:section7unit4lesson3
Knight endgamePuzzles:section7unit4lesson4
Knight endgame practicePractice:section7unit4lesson5
Best movePractice:section7unit4lesson7
Best movePractice:section7unit4lesson8
Full match with OscarMatch:section7unit4lesson9
Unit ReviewUnitReview:section7unit4lesson10
One move checkmatesPuzzles:section7unit5lesson1
Checkmate practicePuzzles:section7unit5lesson2
Checkmate practicePractice:section7unit5lesson3
Full match with OscarMatch:section7unit5lesson4
Longer checkmatesPuzzles:section7unit5lesson5
Longer checkmatesPractice:section7unit5lesson7
Long checkmatesPuzzles:section7unit5lesson8
Full match with OscarMatch:section7unit5lesson9
Unit ReviewUnitReview:section7unit5lesson10
Puzzles with discovered attacksPuzzles:section7unit6lesson1
Puzzles with discovered attacksPuzzles:section7unit6lesson2
Full match with OscarMatch:section7unit6lesson3
Puzzles with trapped piecesPuzzles:section7unit6lesson4
Puzzles with trapped piecesPuzzles:section7unit6lesson5
Puzzles with double checksPuzzles:section7unit6lesson7
Puzzles with double checksPractice:section7unit6lesson8
Full match with OscarMatch:section7unit6lesson9
Unit ReviewUnitReview:section7unit6lesson10
King huntsPuzzles:section7unit7lesson1
Four move checkmatesPuzzles:section7unit7lesson2
Five move checkmatesPuzzles:section7unit7lesson3
Full match with OscarMatch:section7unit7lesson4
Checkmate practicePractice:section7unit7lesson5
Best movePractice:section7unit7lesson7
Best movePractice:section7unit7lesson8
Full match with OscarMatch:section7unit7lesson9
Unit ReviewUnitReview:section7unit7lesson10
Puzzles with discovered attacksPuzzles:section7unit8lesson1
Best movePractice:section7unit8lesson2
Best movePractice:section7unit8lesson3
Full match with OscarMatch:section7unit8lesson4
Checkmate practicePuzzles:section7unit8lesson5
Win that queenPuzzles:section7unit8lesson7
Best move - Longer linesPractice:section7unit8lesson8
Full match with OscarMatch:section7unit8lesson9
Unit ReviewUnitReview:section7unit8lesson10
Pawn endgamePuzzles:section7unit9lesson1
Pawn endgame practicePractice:section7unit9lesson2
Full match with OscarMatch:section7unit9lesson3
Disadvantage promotionsPuzzles:section7unit9lesson4
Disadvantage promotionsPractice:section7unit9lesson5
Pawn endgamePuzzles:section7unit9lesson7
All types of satisfying endgamesPractice:section7unit9lesson8
Full match with OscarMatch:section7unit9lesson9
Unit ReviewUnitReview:section7unit9lesson10
Puzzles with deflectionPuzzles:section7unit10lesson1
Puzzles with deflectionPuzzles:section7unit10lesson2
Full match with OscarMatch:section7unit10lesson3
Attraction puzzlesPuzzles:section7unit10lesson4
Attraction puzzlesPuzzles:section7unit10lesson5
Midgame practicePractice:section7unit10lesson6
Puzzles with deflectionPuzzles:section7unit10lesson7
Attraction puzzlesPuzzles:section7unit10lesson8
Full match with OscarMatch:section7unit10lesson9
Unit ReviewUnitReview:section7unit10lesson10
Win that queenPuzzles:section7unit11lesson1
Win that rookPuzzles:section7unit11lesson2
Full match with OscarMatch:section7unit11lesson3
Win that queenPuzzles:section7unit11lesson4
Puzzles with skewersPuzzles:section7unit11lesson5
Midgame practicePractice:section7unit11lesson7
Puzzles with x-raysPractice:section7unit11lesson8
Full match with OscarMatch:section7unit11lesson9
Unit ReviewUnitReview:section7unit11lesson10
Best movePuzzles:section7unit12lesson1
Best movePractice:section7unit12lesson2
Full match with OscarMatch:section7unit12lesson4
Best move - Longer linesPuzzles:section7unit12lesson5
Checkmate practicePractice:section7unit12lesson7
Longer checkmatesPractice:section7unit12lesson8
Full match with OscarMatch:section7unit12lesson9
Unit ReviewUnitReview:section7unit12lesson10
Early gamePuzzles:section7unit13lesson1
Early gamePuzzles:section7unit13lesson2
Full match with OscarMatch:section7unit13lesson3
Best movePractice:section7unit13lesson4
Best movePractice:section7unit13lesson5
Full match with OscarMatch:section7unit13lesson6
Early gamePuzzles:section7unit13lesson7
Best move - Longer linesPractice:section7unit13lesson8
Full match with OscarMatch:section7unit13lesson9
Unit ReviewUnitReview:section7unit13lesson10
Disadvantage promotionsPuzzles:section7unit14lesson1
Disadvantage promotionsPuzzles:section7unit14lesson2
Best movePractice:section7unit14lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit14lesson3
Secure the drawPuzzles:section7unit14lesson4
Disadvantage promotionsPuzzles:section7unit14lesson5
Secure the drawPuzzles:section7unit14lesson7
Midgame practicePractice:section7unit14lesson8
Full match with OscarMatch:section7unit14lesson9
Unit ReviewUnitReview:section7unit14lesson10
King dancesPuzzles:section7unit15lesson1
King dancesPuzzles:section7unit15lesson2
Full match with OscarMatch:section7unit15lesson3
Exposed king in the endgamePuzzles:section7unit15lesson4
King dancesPuzzles:section7unit15lesson5
Exposed king in the endgamePuzzles:section7unit15lesson7
Exposed king in the endgamePractice:section7unit15lesson8
Full match with OscarMatch:section7unit15lesson9
Unit ReviewUnitReview:section7unit15lesson10
Attraction puzzlesPuzzles:section7unit16lesson1
Attraction puzzlesPuzzles:section7unit16lesson2
Best movePractice:section7unit16lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit16lesson3
Clearance puzzlesPuzzles:section7unit16lesson4
Clearance puzzlesPuzzles:section7unit16lesson5
Attraction puzzlesPractice:section7unit16lesson7
Clearance puzzlesPractice:section7unit16lesson8
Full match with OscarMatch:section7unit16lesson9
Unit ReviewUnitReview:section7unit16lesson10
Comeback timePuzzles:section7unit17lesson1
Comeback timePuzzles:section7unit17lesson2
Midgame practicePractice:section7unit17lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit17lesson3
Puzzles with skewersPuzzles:section7unit17lesson4
Comeback timePuzzles:section7unit17lesson5
Puzzles with skewersPractice:section7unit17lesson7
Puzzles with forksPractice:section7unit17lesson8
Full match with OscarMatch:section7unit17lesson9
Unit ReviewUnitReview:section7unit17lesson10
Checkmate practicePuzzles:section7unit18lesson1
Checkmate practicePractice:section7unit18lesson2
Full match with OscarMatch:section7unit18lesson3
All types of satisfying endgamesPuzzles:section7unit18lesson4
All types of satisfying endgamesPuzzles:section7unit18lesson5
Best movePractice:section7unit18lesson7
King dancesPuzzles:section7unit18lesson8
Full match with OscarMatch:section7unit18lesson9
Unit ReviewUnitReview:section7unit18lesson10
Three move checkmatesPuzzles:section7unit19lesson1
Four move checkmatesPuzzles:section7unit19lesson2
Five move checkmatesPractice:section7unit19lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit19lesson3
King huntsPuzzles:section7unit19lesson4
Checkmate practicePractice:section7unit19lesson5
Best movePractice:section7unit19lesson7
King huntsPuzzles:section7unit19lesson8
Full match with OscarMatch:section7unit19lesson9
Unit ReviewUnitReview:section7unit19lesson10
Clearance puzzlesPuzzles:section7unit20lesson1
Clearance puzzlesPuzzles:section7unit20lesson2
Best movePractice:section7unit20lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit20lesson3
Puzzles with deflectionPuzzles:section7unit20lesson4
Puzzles with deflectionPuzzles:section7unit20lesson5
Clearance puzzlesPractice:section7unit20lesson7
Puzzles with deflectionPractice:section7unit20lesson8
Full match with OscarMatch:section7unit20lesson9
Unit ReviewUnitReview:section7unit20lesson10
Attraction puzzlesPuzzles:section7unit21lesson1
Attraction puzzlesPuzzles:section7unit21lesson2
Full match with OscarMatch:section7unit21lesson3
Midgame practicePractice:section7unit21lesson4
Comeback timePuzzles:section7unit21lesson5
Attraction puzzlesPractice:section7unit21lesson7
Comeback timePractice:section7unit21lesson8
Full match with OscarMatch:section7unit21lesson9
Unit ReviewUnitReview:section7unit21lesson10
Puzzles with x-raysPuzzles:section7unit22lesson1
Puzzles with x-raysPuzzles:section7unit22lesson2
Midgame practicePractice:section7unit22lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit22lesson3
Puzzles with discovered attacksPuzzles:section7unit22lesson4
Puzzles with discovered attacksPuzzles:section7unit22lesson5
Puzzles with trapped piecesPuzzles:section7unit22lesson7
Best movePractice:section7unit22lesson8
Full match with OscarMatch:section7unit22lesson9
Unit ReviewUnitReview:section7unit22lesson10
Best movePuzzles:section7unit23lesson1
Best movePuzzles:section7unit23lesson2
Best move - Longer linesPractice:section7unit23lesson3
Full match with OscarMatch:section7unit23lesson4
Best move - Longer linesPuzzles:section7unit23lesson5
Best move - Longer linesPractice:section7unit23lesson7
Best move - Longer linesPractice:section7unit23lesson8
Full match with OscarMatch:section7unit23lesson9
Unit ReviewUnitReview:section7unit23lesson10
Queen endgamePuzzles:section7unit24lesson1
Queen endgamePuzzles:section7unit24lesson2
Full match with OscarMatch:section7unit24lesson3
Queen rook endgamePuzzles:section7unit24lesson4
Checkmate practicePractice:section7unit24lesson5
All types of satisfying endgamesPuzzles:section7unit24lesson7
Checkmate practicePractice:section7unit24lesson8
Full match with OscarMatch:section7unit24lesson9
Unit ReviewUnitReview:section7unit24lesson10
Bishop endgamePuzzles:section7unit25lesson1
Bishop endgamePuzzles:section7unit25lesson2
Full match with OscarMatch:section7unit25lesson3
Knight endgamePuzzles:section7unit25lesson4
Checkmate practicePractice:section7unit25lesson5
Pawn endgamePuzzles:section7unit25lesson7
Pawn endgamePractice:section7unit25lesson8
Full match with OscarMatch:section7unit25lesson9
Unit ReviewUnitReview:section7unit25lesson10
Longer checkmatesPuzzles:section7unit25newlesson1
Longer checkmatesPractice:section7unit25lesson2
All types of endgamesPuzzles:section7unit25lesson3
Full match with Oscarmatch-before-chest-Puzzles:section7unit25lesson3
Best movePractice:section7unit25lesson4
King dancesPuzzles:section7unit25lesson6
All types endgamesPractice:section7unit25lesson7
Full match with OscarMatch:section7unit25lesson8
Unit ReviewUnitReview:section7unit25lesson9
Five move checkmatesPuzzles:section7unit26lesson1
Longer checkmatesPuzzles:section7unit26lesson2
Longer checkmatesPractice:section7unit26lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit26lesson3
Five move checkmatesPuzzles:section7unit26lesson4
Longer checkmatesPractice:section7unit26lesson6
Longer checkmatesPuzzles:section7unit26lesson7
Full match with OscarMatch:section7unit26lesson8
Unit ReviewUnitReview:section7unit26lesson9
Clearance puzzlesPuzzles:section7unit27lesson1
Puzzles with deflectionPuzzles:section7unit27lesson2
Best movePractice:section7unit27lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit27lesson3
Clearance puzzlesPuzzles:section7unit27lesson4
Puzzles with deflectionPractice:section7unit27lesson6
Midgame practicePractice:section7unit27lesson7
Full match with OscarMatch:section7unit27lesson8
Unit ReviewUnitReview:section7unit27lesson9
Attraction puzzlesPuzzles:section7unit28lesson1
Comeback timePuzzles:section7unit28lesson2
Midgame practicePractice:section7unit28lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit28lesson3
Attraction puzzlesPuzzles:section7unit28lesson4
Comeback timePractice:section7unit28lesson6
Best movePractice:section7unit28lesson7
Full match with OscarMatch:section7unit28lesson8
Unit ReviewUnitReview:section7unit28lesson9
Puzzles with x-raysPuzzles:section7unit29lesson1
Puzzles with discovered attacksPuzzles:section7unit29lesson2
Midgame practicePractice:section7unit29lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit29lesson3
Puzzles with trapped piecesPuzzles:section7unit29lesson4
Puzzles with discovered attacksPractice:section7unit29lesson6
Best movePractice:section7unit29lesson7
Full match with OscarMatch:section7unit29lesson8
Unit ReviewUnitReview:section7unit29lesson9
Longer linesPuzzles:section7unit30lesson1
Longer checkmatesPuzzles:section7unit30lesson2
Best movePractice:section7unit30lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit30lesson3
All types of endgamesPuzzles:section7unit30lesson4
Best movePractice:section7unit30lesson6
Longer checkmatesPractice:section7unit30lesson7
Full match with OscarMatch:section7unit30lesson8
Unit ReviewUnitReview:section7unit30lesson9
Queen endgamePuzzles:section7unit31lesson1
Rook endgamePuzzles:section7unit31lesson2
All types endgamesPractice:section7unit31lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit31lesson3
Queen rook endgamePuzzles:section7unit31lesson4
Longer checkmatesPractice:section7unit31lesson6
All types of endgamesPuzzles:section7unit31lesson7
Full match with OscarMatch:section7unit31lesson8
Unit ReviewUnitReview:section7unit31lesson9
Bishop endgamePuzzles:section7unit32lesson1
Knight endgamePuzzles:section7unit32lesson2
All types endgamesPractice:section7unit32lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit32lesson3
Pawn endgamePuzzles:section7unit32lesson4
Pawn endgamePractice:section7unit32lesson6
All types endgamesPractice:section7unit32lesson7
Full match with OscarMatch:section7unit32lesson8
Unit ReviewUnitReview:section7unit32lesson9
Puzzles with skewersPuzzles:section7unit33lesson1
Puzzles with forksPuzzles:section7unit33lesson2
Midgame practicePractice:section7unit33lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit33lesson3
Puzzles with x-raysPuzzles:section7unit33lesson4
Best movePractice:section7unit33lesson6
Puzzles with discovered attacksPuzzles:section7unit33lesson7
Full match with OscarMatch:section7unit33lesson8
Unit ReviewUnitReview:section7unit33lesson9
Queen endgamePuzzles:section7unit34lesson1
Queen endgamePractice:section7unit34lesson2
Rook endgamePuzzles:section7unit34lesson3
Full match with Oscarmatch-before-chest-Puzzles:section7unit34lesson3
Rook endgamePractice:section7unit34lesson4
Queen rook endgamePuzzles:section7unit34lesson6
All types endgamesPractice:section7unit34lesson7
Full match with OscarMatch:section7unit34lesson8
Unit ReviewUnitReview:section7unit34lesson9
Bishop endgamePuzzles:section7unit35lesson1
Bishop endgamePractice:section7unit35lesson2
Knight endgamePuzzles:section7unit35lesson3
Full match with Oscarmatch-before-chest-Puzzles:section7unit35lesson3
Knight endgamePractice:section7unit35lesson4
Best movePractice:section7unit35lesson6
All types of endgamesPuzzles:section7unit35lesson7
Full match with OscarMatch:section7unit35lesson8
Unit ReviewUnitReview:section7unit35lesson9
Longer checkmatesPuzzles:section7unit36lesson1
Longer checkmatesPuzzles:section7unit36lesson2
Longer checkmatesPractice:section7unit36lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit36lesson3
Longer checkmatesPuzzles:section7unit36lesson4
Five move checkmatesPractice:section7unit36lesson6
Longer checkmatesPuzzles:section7unit36lesson7
Full match with OscarMatch:section7unit36lesson8
Unit ReviewUnitReview:section7unit36lesson9
Puzzles with discovered attacksPuzzles:section7unit37lesson1
Puzzles with double checksPuzzles:section7unit37lesson2
Midgame practicePractice:section7unit37lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit37lesson3
Puzzles with trapped piecesPuzzles:section7unit37lesson4
Puzzles with discovered attacksPractice:section7unit37lesson6
Best movePractice:section7unit37lesson7
Full match with OscarMatch:section7unit37lesson8
Unit ReviewUnitReview:section7unit37lesson9
Longer checkmatesPuzzles:section7unit38lesson1
Five move checkmatesPuzzles:section7unit38lesson2
Longer checkmatesPractice:section7unit38lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit38lesson3
Longer checkmatesPuzzles:section7unit38lesson4
Best movePractice:section7unit38lesson6
Longer checkmatesPuzzles:section7unit38lesson7
Full match with OscarMatch:section7unit38lesson8
Unit ReviewUnitReview:section7unit38lesson9
Longer linesPuzzles:section7unit39lesson1
Best movePractice:section7unit39lesson2
Longer checkmatesPuzzles:section7unit39lesson3
Full match with Oscarmatch-before-chest-Puzzles:section7unit39lesson3
Win that queenPractice:section7unit39lesson4
All types of endgamesPuzzles:section7unit39lesson6
Best movePractice:section7unit39lesson7
Full match with OscarMatch:section7unit39lesson8
Unit ReviewUnitReview:section7unit39lesson9
Pawn endgamePuzzles:section7unit40lesson1
Pawn endgamePractice:section7unit40lesson2
Disadvantage promotionsPuzzles:section7unit40lesson3
Full match with Oscarmatch-before-chest-Puzzles:section7unit40lesson3
Disadvantage promotionsPractice:section7unit40lesson4
Pawn endgamePuzzles:section7unit40lesson6
All types endgamesPractice:section7unit40lesson7
Full match with OscarMatch:section7unit40lesson8
Unit ReviewUnitReview:section7unit40lesson9
Puzzles with deflectionPuzzles:section7unit41lesson1
Attraction puzzlesPuzzles:section7unit41lesson2
Midgame practicePractice:section7unit41lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit41lesson3
Clearance puzzlesPuzzles:section7unit41lesson4
Puzzles with deflectionPractice:section7unit41lesson6
Best movePractice:section7unit41lesson7
Full match with OscarMatch:section7unit41lesson8
Unit ReviewUnitReview:section7unit41lesson9
Win that queenPuzzles:section7unit42lesson1
Win that rookPuzzles:section7unit42lesson2
Midgame practicePractice:section7unit42lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit42lesson3
Win that queenPuzzles:section7unit42lesson4
Puzzles with skewersPractice:section7unit42lesson6
Best movePractice:section7unit42lesson7
Full match with OscarMatch:section7unit42lesson8
Unit ReviewUnitReview:section7unit42lesson9
Longer linesPuzzles:section7unit43lesson1
Best movePractice:section7unit43lesson2
Longer checkmatesPuzzles:section7unit43lesson3
Full match with Oscarmatch-before-chest-Puzzles:section7unit43lesson3
Longer checkmatesPractice:section7unit43lesson4
All types of endgamesPuzzles:section7unit43lesson6
Best movePractice:section7unit43lesson7
Full match with OscarMatch:section7unit43lesson8
Unit ReviewUnitReview:section7unit43lesson9
Early gamePuzzles:section7unit44lesson1
Early gamePuzzles:section7unit44lesson2
Best movePractice:section7unit44lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit44lesson3
Early gamePuzzles:section7unit44lesson4
Midgame practicePractice:section7unit44lesson6
Best movePractice:section7unit44lesson7
Full match with OscarMatch:section7unit44lesson8
Unit ReviewUnitReview:section7unit44lesson9
Disadvantage promotionsPuzzles:section7unit45lesson1
Comeback timePuzzles:section7unit45lesson2
Best movePractice:section7unit45lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit45lesson3
Comeback timePuzzles:section7unit45lesson4
Comeback timePuzzles:section7unit45lesson6
Midgame practicePractice:section7unit45lesson7
Full match with OscarMatch:section7unit45lesson8
Unit ReviewUnitReview:section7unit45lesson9
King dancesPuzzles:section7unit46lesson1
Exposed kingPuzzles:section7unit46lesson2
All types endgamesPractice:section7unit46lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit46lesson3
King dancesPuzzles:section7unit46lesson4
Exposed kingPuzzles:section7unit46lesson6
King dancesPractice:section7unit46lesson7
Full match with OscarMatch:section7unit46lesson8
Unit ReviewUnitReview:section7unit46lesson9
Attraction puzzlesPuzzles:section7unit47lesson1
Clearance puzzlesPuzzles:section7unit47lesson2
Best movePractice:section7unit47lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit47lesson3
Attraction puzzlesPuzzles:section7unit47lesson4
Clearance puzzlesPractice:section7unit47lesson6
Midgame practicePractice:section7unit47lesson7
Full match with OscarMatch:section7unit47lesson8
Unit ReviewUnitReview:section7unit47lesson9
Comeback timePuzzles:section7unit48lesson1
Puzzles with skewersPuzzles:section7unit48lesson2
Midgame practicePractice:section7unit48lesson3
Full match with Oscarmatch-before-chest-Practice:section7unit48lesson3
Puzzles with forksPuzzles:section7unit48lesson4
Puzzles with skewersPractice:section7unit48lesson6
Best movePractice:section7unit48lesson7
Full match with OscarMatch:section7unit48lesson8
Unit ReviewUnitReview:section7unit48lesson9

Edited by Mat!/Ozone, 2026/09/12.