Chess Tactics

Fundamentals

Forks

Attacks multiple pieces simultaneously, forcing losses. chess.com/terms/fork-chess

• Knight: Jumps to hit unguarded targets.
  
• Pawn: Diagonal forks in endgames.
  
• Queen: Multi-directional but risky.
  ### Pins Immobilizes piece shielding higher value (e.g., king). chess.com/terms/pin-chess
  
• Absolute: To king; can't move.
  
• Relative: To queen/other; movable but costly.
  
• Exploit: Attack pinned piece repeatedly. ### Skewers Attacks valuable piece fronting lesser one. chess.com/terms/skewer-chess
  
• forces move, exposes rear.
  
• By queens/rooks/bishops on lines.
  ### Discovered Attacks Moving piece unveils attack from behind. chess.com/terms/discovered-attack-chess
  
• Potent with checks; double threats.
  
• Variants: Double discovered. ### Decoys and Deflections Decoy lures to bad square; deflection overloads. chess.com/terms/decoy-chess and chess.com/terms/deflection-chess
  
• Decoy: Sacrifice for position.
  
• Deflection: Force abandonment of duty.
  ### Zwischenzug Intermediate move disrupting sequence. chess.com/terms/zwischenzug-chess
  
• Often check before recapture.
  ### Overloading Piece defends too much; exploited. chess.com/terms/overloading-chess
  
• Attack one duty to collapse others.
  ### Interference Blocks enemy lines, disrupting coordination. chess.com/terms/interference-chess
  
• Sacrifice to sever paths.
  ### Back-Rank Weakness Exploits trapped king on rank 1/8. chess.com/terms/back-rank-mate-chess
  
• Rook/queen checks if pawns block escape.
  ### Battery Aligned pieces reinforce attack. chess.com/terms/battery-chess
  
• Queen behind rook, etc.
  ### X-Ray Attacks Indirect attack through pieces. chessfox.com/x-ray
  
• Long-range pressure.
  ### Windmill Repeated discovered checks, capturing. chess.com/terms/windmill-chess
  
• Rook-bishop combo.
  ### Double Check Two pieces check king simultaneously. chess.com/terms/double-check-chess
  
• Forces king move only.
  
• Aaron Nimzowitsch: "Even the laziest king flees wildly in the face of a double check."
  ### Clearance Sacrifice Sacs to vacate square for own piece. chess.com/lessons/champion-tactics-with-gm-wolff-clearance-sacrifice
  
• Opens lines/attacks.
  ### Trapped Piece Piece immobilized, capturable. chess.com/terms/trapped-piece-chess
  
• No safe moves.
  ### Removal of the Defender Captures guardian, exposes target. chess.com/terms/removing-the-defender-chess
  
• Quick collapses.
  ### Promotion Tactics Pawns advance to queen/other. chess.com/terms/pawn-promotion
  
• Underpromotion rare but key.
  ### Decoy Sacrifice lures enemy piece to vulnerable square. en.wikipedia.org/wiki/Decoy_(chess)
  
• Similar to decoy.
  GM Example: Morphy vs. Duke of Brunswick, 1858 – Attracts king to mating net.
  ### Desperado Piece about to be captured sacs itself first. chess.com/terms/desperado-chess
  
• Minimizes loss.
  ### Smothered Mate Knight mates king surrounded by own pieces. chess.com/terms/smothered-mate
  
• Often queen sac draws knight in.
  ### Greek Gift Sacrifice Bishop sac on h7/h2 vs castled king. chess.com/terms/greek-gift-chess
  
• Opens h-file for attack.
  ### Alekhine's Gun Two rooks behind queen on file. chess.com/terms/alekhines-gun-chess
  
• Massive pressure.
  ### Perpetual Check Repeated checks for draw. chess.com/terms/perpetual-check-chess
  
• King can't escape.
  ### Zugzwang Any move worsens position. chess.com/terms/zugzwang-chess
  
• Often endgames.
  ### En Passant Capture Special pawn capture after two-square advance. chess.com/terms/en-passant
  
• Disrupts structures.
  ### Attacking the Castled King Sacs/pawn storms vs castled position. chess.com/blog/ChessPawn921/attacking-the-castled-king-same-side-castling-edition
• Breaks defenses.
  ### Simplification Trading to winning endgame. chess.com/terms/simplification-chess
  
• Secures result.
  ### Anastasia's Mate Knight and rook/queen mate on edge. chess.com/terms/anastasias-mate-chess
  
• Knight blocks escapes; heavy piece attacks.
  ### Cross-Check Block check with own check. chess.com/terms/cross-check-chess
  
• Bc2 blocks and checks.
  ### Double Attack Multiple pieces attack targets. chess.com/terms/double-attack-chess
  ### Hanging Piece Undefended piece capturable. chess.com/terms/hanging-piece-chess
  
• Loose targets.
  # Opening Traps https://www.chess.com/article/view/10-opening-traps-that-work
• Noah's Ark
• Legal's Mate
• Cambridge Springs Trap
• Lasker Trap
• Rubinstein Trap
• Siberian Trap
• Fajarowicz Gambit
• Blackburne Shilling Trap
• Budapest Gambit Smothered Mate
• Fishing Pole Trap