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Phases
Opening222,207
A tactic during the first phase of the game.Middlegame1,897,791
A tactic during the second phase of the game.Endgame1,854,976
A tactic during the last phase of the game.Rook endgame187,934
An endgame with only rooks and pawns.Bishop endgame47,094
An endgame with only bishops and pawns.Pawn endgame115,678
An endgame with only pawns.Knight endgame29,872
An endgame with only knights and pawns.Queen endgame37,522
An endgame with only queens and pawns.Queen and Rook26,074
An endgame with only queens, rooks and pawns.By game openingMore »
Sicilian Defense143,586
French Defense59,281
Queen's Pawn Game51,634
Italian Game51,105
Caro-Kann Defense44,851
Scandinavian Defense35,807
Queen's Gambit Declined34,689
English Opening29,006
Ruy Lopez28,938
Indian Defense24,730
Scotch Game24,586
Russian Game19,886
Motifs
Advanced pawn218,219
One of your pawns is deep into the opponent position, maybe threatening to promote.Attacking f2 or f723,708
An attack focusing on the f2 or f7 pawn, such as in the fried liver opening.Capture the defender32,457
Removing a piece that is critical to defence of another piece, allowing the now undefended piece to be captured on a following move.Discovered attack220,428
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 check19,023
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 king108,146
A tactic involving a king with few defenders around it, often leading to checkmate.Fork559,536
A move where the moved piece attacks two opponent pieces at once.Hanging piece168,443
A tactic involving an opponent piece being undefended or insufficiently defended and free to capture.Kingside attack308,099
An attack of the opponent's king, after they castled on the king side.Pin249,330
A tactic involving pins, where a piece is unable to move without revealing an attack on a higher value piece.Queenside attack53,031
An attack of the opponent's king, after they castled on the queen side.Sacrifice278,306
A tactic involving giving up material in the short-term, to gain an advantage again after a forced sequence of moves.Skewer87,403
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 piece56,046
A piece is unable to escape capture as it has limited moves.Advanced
Attraction134,349
An exchange or sacrifice encouraging or forcing an opponent piece to a square that allows a follow-up tactic.Clearance53,070
A move, often with tempo, that clears a square, file or diagonal for a follow-up tactical idea.Defensive move238,934
A precise move or sequence of moves that is needed to avoid losing material or another advantage.Deflection166,169
A move that distracts an opponent piece from another duty that it performs, such as guarding a key square. Sometimes also called "overloading".Interference15,509
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.Intermezzo55,032
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 move154,694
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 attack13,359
A piece attacks or defends a square, through an enemy piece.Zugzwang33,124
The opponent is limited in the moves they can make, and all moves worsen their position.Mates
Checkmate1,000,195
Win the game with style.Mate in 1402,499
Deliver checkmate in one move.Mate in 2464,071
Deliver checkmate in two moves.Mate in 3113,634
Deliver checkmate in three moves.Mate in 416,394
Deliver checkmate in four moves.Mate in 5 or more3,597
Figure out a long mating sequence.Anastasia's mate4,024
A knight and rook or queen team up to trap the opposing king between the side of the board and a friendly piece.Arabian mate3,917
A knight and a rook team up to trap the opposing king on a corner of the board.Back rank mate121,891
Checkmate the king on the home rank, when it is trapped there by its own pieces.Boden's mate1,633
Two attacking bishops on criss-crossing diagonals deliver mate to a king obstructed by friendly pieces.Double bishop mate1,698
Two attacking bishops on adjacent diagonals deliver mate to a king obstructed by friendly pieces.Dovetail mate2,002
A queen delivers mate to an adjacent king, whose only two escape squares are obstructed by friendly pieces.Hook mate5,599
Checkmate with a rook, knight, and pawn along with one enemy pawn to limit the enemy king's escape.Smothered mate11,552
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
Castling2,063
Bring the king to safety, and deploy the rook for attack.En passant5,734
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.Promotion82,634
Promote one of your pawn to a queen or minor piece.Underpromotion718
Promotion to a knight, bishop, or rook.Goals
Equality43,009
Come back from a losing position, and secure a draw or a balanced position. (eval ≤ 200cp)Advantage1,180,135
Seize your chance to get a decisive advantage. (200cp ≤ eval ≤ 600cp)Crushing1,696,154
Spot the opponent blunder to obtain a crushing advantage. (eval ≥ 600cp)Checkmate1,000,195
Win the game with style.Lengths
One-move puzzle449,759
A puzzle that is only one move long.Short puzzle2,183,803
Two moves to win.Long puzzle973,692
Three moves to win.Very long puzzle312,242
Four moves or more to win.Origin
Master games272,803
Puzzles from games played by titled players.Master vs Master games25,378
Puzzles from games between two titled players.Super GM games2,344
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.lichess.org.