Puzzle themes
Recommended
Phases
Opening1,844
A tactic during the first phase of the game.Middlegame2,492
A tactic during the second phase of the game.Endgame1,996
A tactic during the last phase of the game.Rook endgame448
An endgame with only rooks and pawns.Bishop endgame37
An endgame with only bishops and pawns.Pawn endgame186
An endgame with only pawns.Knight endgame27
An endgame with only knights and pawns.Queen endgame59
An endgame with only queens and pawns.Queen and Rook83
An endgame with only queens, rooks and pawns.Motifs
Advanced pawn436
One of your pawns is deep into the opponent position, maybe threatening to promote.Attacking f2 or f71,011
An attack focusing on the f2 or f7 pawn, such as in the fried liver opening.Capture the defender55
Removing a piece that is critical to defence of another piece, allowing the now undefended piece to be captured on a following move.Discovered attack870
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 check55
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 king118
A tactic involving a king with few defenders around it, often leading to checkmate.Fork2,202
A move where the moved piece attacks two opponent pieces at once.Hanging piece453
A tactic involving an opponent piece being undefended or insufficiently defended and free to capture.Kingside attack1,046
An attack of the opponent's king, after they castled on the king side.Pin1,093
A tactic involving pins, where a piece is unable to move without revealing an attack on a higher value piece.Queenside attack138
An attack of the opponent's king, after they castled on the queen side.Sacrifice306
A tactic involving giving up material in the short-term, to gain an advantage again after a forced sequence of moves.Skewer342
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 piece232
A piece is unable to escape capture as it has limited moves.Advanced
Attraction178
An exchange or sacrifice encouraging or forcing an opponent piece to a square that allows a follow-up tactic.Clearance79
A move, often with tempo, that clears a square, file or diagonal for a follow-up tactical idea.Defensive move370
A precise move or sequence of moves that is needed to avoid losing material or another advantage.Deflection239
A move that distracts an opponent piece from another duty that it performs, such as guarding a key square. Sometimes also called "overloading".Interference23
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.Intermezzo64
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 move150
A move that does neither make a check or capture, nor an immediate threat to capture, but does prepare a more hidden unavoidable threat for a later move.X-Ray attack9
A piece attacks or defends a square, through an enemy piece.Zugzwang24
The opponent is limited in the moves they can make, and all moves worsen their position.Mates
Checkmate3,525
Win the game with style.Mate in 13,094
Deliver checkmate in one move.Mate in 2368
Deliver checkmate in two moves.Mate in 355
Deliver checkmate in three moves.Mate in 48
Deliver checkmate in four moves.Mate in 5 or more0
Figure out a long mating sequence.Anastasia's mate1
A knight and rook or queen team up to trap the opposing king between the side of the board and a friendly piece.Arabian mate4
A knight and a rook team up to trap the opposing king on a corner of the board.Back rank mate411
Checkmate the king on the home rank, when it is trapped there by its own pieces.Boden's mate10
Two attacking bishops on criss-crossing diagonals deliver mate to a king obstructed by friendly pieces.Double bishop mate4
Two attacking bishops on adjacent diagonals deliver mate to a king obstructed by friendly pieces.Dovetail mate3
A queen delivers mate to an adjacent king, whose only two escape squares are obstructed by friendly pieces.Hook mate11
Checkmate with a rook, knight, and pawn along with one enemy pawn to limit the enemy king's escape.Smothered mate21
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
Castling27
Bring the king to safety, and deploy the rook for attack.En passant20
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.Promotion157
Promote one of your pawn to a queen or minor piece.Underpromotion7
Promotion to a knight, bishop, or rook.Goals
Equality1
Come back from a losing position, and secure a draw or a balanced position. (eval ≤ 200cp)Advantage2,694
Seize your chance to get a decisive advantage. (200cp ≤ eval ≤ 600cp)Crushing4,787
Spot the opponent blunder to obtain a crushing advantage. (eval ≥ 600cp)Checkmate3,525
Win the game with style.Lengths
One-move puzzle4,019
A puzzle that is only one move long.Short puzzle5,493
Two moves to win.Long puzzle1,106
Three moves to win.Very long puzzle389
Four moves or more to win.Origin
Master games0
Puzzles from games played by titled players.Master vs Master games0
Puzzles from games between two titled players.Super GM games0
Puzzles from games played by the best players in the world.Player games
Lookup puzzles generated from your games, or from another player's games.These puzzles are in the public domain, and can be downloaded from database.cohenchessclub.com.