Endgame guide
How to Checkmate with King and Queen
The king and queen mate is the first endgame every player must master — and the one where beginners most often stumble into stalemate. The method has three stages: shrink the box, bring your king, deliver mate.
Stage 1: Shrink the box
Use the queen a knight’s move away from the enemy king. Whenever the king moves, mirror it while keeping that knight-move distance. Each move shrinks the rectangle the king can live in, without ever giving check. Checks let the king slip away; the silent box does not.
Stage 2: Stop and bring your king
When the enemy king is confined to two squares at the edge, STOP moving the queen. This is where stalemate accidents happen. March your own king straight toward the defending king until it stands two squares away.
Stage 3: Deliver mate
With your king adjacent to the defense, the queen mates on the edge square next to the enemy king, protected by your king.
The one rule that prevents stalemate
While boxing, never put the queen a king’s move away from a cornered king unless it is mate. If the enemy king has no legal move and is not in check, the game is drawn — the most painful draw in chess.
Practice queen mates vs Stockfish