Puzzle Themes
Recommended
Phases
Opening316 015
A tactic during the first phase of the game.Middlegame2 854 067
A tactic during the second phase of the game.Endgame3 085 115
A tactic during the last phase of the game.Rook endgame328 294
An endgame with only rooks and pawns.Bishop endgame83 383
An endgame with only bishops and pawns.Pawn endgame222 277
An endgame with only pawns.Knight endgame50 588
An endgame with only knights and pawns.Queen endgame71 031
An endgame with only queens and pawns.Queen and Rook46 064
An endgame with only queens, rooks and pawns.By openingsHas köp »
Sicilian Defense200 911
French Defense85 421
Queen's Pawn Game77 644
Italian Game73 829
Caro-Kann Defense71 518
Scandinavian Defense56 239
Queen's Gambit Declined48 746
English Opening41 039
Ruy Lopez39 701
Scotch Game36 683
Indian Defense35 533
Philidor Defense24 852
Motifs
Advanced pawn379 645
One of your pawns is deep into the opponent position, maybe threatening to promote.Attacking f2 or f745 332
An attack focusing on the f2 or f7 pawn, such as in the fried liver opening.Capture the defender42 702
Removing a piece that is critical to defence of another piece, allowing the now undefended piece to be captured on a following move.Discovered attack323 562
Moving a piece (such as a knight), that previously blocked an attack by a long range piece (such as a rook), out of the way of that piece.Double check32 518
Checking with two pieces at once, as a result of a discovered attack where both the moving piece and the unveiled piece attack the opponent's king.Exposed king185 095
A tactic involving a king with few defenders around it, often leading to checkmate.Fork822 239
A move where the moved piece attacks two opponent pieces at once.Hanging piece248 314
A tactic involving an opponent piece being undefended or insufficiently defended and free to capture.Kingside attack536 403
An attack of the opponent's king, after they castled on the king side.Pin379 008
A tactic involving pins, where a piece is unable to move without revealing an attack on a higher value piece.Queenside attack92 692
An attack of the opponent's king, after they castled on the queen side.Sacrifice459 938
A tactic involving giving up material in the short-term, to gain an advantage again after a forced sequence of moves.Skewer139 944
A motif involving a high value piece being attacked, moving out the way, and allowing a lower value piece behind it to be captured or attacked, the inverse of a pin.Trapped piece72 883
A piece is unable to escape capture as it has limited moves.Advanced
Attraction222 357
An exchange or sacrifice encouraging or forcing an opponent piece to a square that allows a follow-up tactic.Clearance80 953
A move, often with tempo, that clears a square, file or diagonal for a follow-up tactical idea.Collinear move7 584
Two opposing pieces face each other, and one slides along the line of attack without capturing the enemy piece.Discovered check108 808
Move a piece to reveal a check from a hidden attacking piece, which often leads to a decisive advantage.Defensive move373 841
A precise move or sequence of moves that is needed to avoid losing material or another advantage.Deflection269 414
A move that distracts an opposing piece from another duty that it performs, such as guarding a key square. Sometimes also called "overloading".Interference23 054
Moving a piece between two opponent pieces to leave one or both opponent pieces undefended, such as a knight on a defended square between two rooks.Intermezzo77 770
Instead of playing the expected move, first interpose another move posing an immediate threat that the opponent must answer. Also known as "Zwischenzug" or "In between".Quiet move255 963
A move that does not check, capture, or create an immediate threat to capture. Instead, it prepares a hidden and unavoidable threat for a later move.X-Ray attack21 937
A piece attacks or defends a square, through an enemy piece.Zugzwang62 989
The opponent is limited in the moves they can make, and all moves worsen their position.Mates
Checkmate1 920 998
Win the game with style.Mate in 1885 206
Deliver checkmate in one move.Mate in 2804 774
Deliver checkmate in two moves.Mate in 3196 049
Deliver checkmate in three moves.Mate in 428 763
Deliver checkmate in four moves.Mate in 5 or more6 208
Figure out a long mating sequence.Mate themes
Anastasia's mate7 374
A knight and rook or queen team up to trap the opposing king between the side of the board and a friendly piece.Arabian mate7 365
A knight and a rook team up to trap the opposing king on a corner of the board.Back rank mate205 050
Checkmate the king on the home rank, when it is trapped there by its own pieces.Balestra mate1 368
A bishop delivers the checkmate, while a queen blocks the remaining escape squaresBlind Swine mate6 361
Two rooks team up to mate the king in an area of 2 by 2 squares.Boden's mate3 682
Two attacking bishops on criss-crossing diagonals deliver mate to a king obstructed by friendly pieces.Corner mate10 787
Confine the king to the corner using a rook or queen and a knight to engage the checkmate.Double bishop mate3 632
Two attacking bishops on adjacent diagonals deliver mate to a king obstructed by friendly pieces.Dovetail mate4 015
A queen delivers mate to an adjacent king, whose only two escape squares are obstructed by friendly pieces.Epaulette mate22 648
Two adjacent escape squares for a checked king are occupied by other pieces.Hook mate10 538
Checkmate with a rook, knight, and pawn along with one enemy pawn to limit the enemy king's escape.Kill box mate5 520
A rook is next to the enemy king and supported by a queen that also blocks the king's escape squares. The rook and the queen catch the enemy king in a 3 by 3 "kill box".Pillsbury's mate67 648
The rook delivers checkmate, while the bishop helps to confine it.Morphy's mate7 134
Use the bishop to check the king, while your rook helps to confine it.Opera mate63 941
Check the king with a rook and use a bishop to defend the rook.Swallow's tail mate8 398
A checkmate pattern that visually resembles the appearance of a swallow’s tail, similar to a V shape.Triangle mate7 854
The queen and rook, one square away from the enemy king, are on the same rank or file, separated by one square, forming a triangle.Vuković mate2 487
A rook and knight team up to mate the king. The rook delivers mate while supported by a third piece, and the knight is used to block the king's escape squares.Smothered mate23 927
A checkmate delivered by a knight in which the mated king is unable to move because it is surrounded (or smothered) by its own pieces.Special moves
Castling2 629
Bring the king to safety, and deploy the rook for attack.En passant rights8 755
A tactic involving the en passant rule, where a pawn can capture an opponent pawn that has bypassed it using its initial two-square move.Promotion147 758
Promote one of your pawn to a queen or minor piece.Underpromotion1 154
Promotion to a knight, bishop, or rook.Goals
Equality43 030
Come back from a losing position, and secure a draw or a balanced position. (eval ≤ 200cp)Advantage1 862 206
Seize your chance to get a decisive advantage. (200cp ≤ eval ≤ 600cp)Crushing2 399 674
Spot the opponent blunder to obtain a crushing advantage. (eval ≥ 600cp)Checkmate1 920 998
Win the game with style.Lengths
One-move puzzle932 464
A puzzle that is only one move long.Short puzzle3 195 687
Two moves to win.Long puzzle1 595 157
Three moves to win.Very long puzzle502 600
Four moves or more to win.Origin
Master games823 478
Puzzles from games played by titled players.Master vs Master games76 563
Puzzles from games between two titled players.Super GM games3 240
Puzzles from games played by the best players in the world.Player games
View puzzles generated from your games, or from another player's gamesThese puzzles are in the public domain, and can be downloaded from database.adjva4.dpdns.org.