Chess Puzzle #2d53e — Beginner, White to move, middlegame

Position

White: king h1; queen b7; rooks a1/g6; pawns a2/b2/g2/h2. Black: king g8; queen f4; rooks c8/f8; pawns a6/b5/f5/h6. Material is balanced. White to move.

Solution (1 move)

1. Opponent setup: Kh8 — king g8→h8. Now White to move.
2. Best move: Qg7# — queen b7→g7, delivers checkmate.

Why this works

After Black's setup move pushes the king to h8, White delivers checkmate with 1.Qg7#. The queen on g7 gives check, and the black king has no escape: h7 is controlled by the queen, g8 is also controlled by the queen, and g7 itself is occupied. The rook on f8 cannot interpose because g7 is the mating square itself, not a square behind the king. Black's queen on f4 and rooks on c8 and f8 are all too far away to defend the h8 square or block the check. The setup move to h8 was fatal—it walked into a back-rank mate pattern where the queen delivers the final blow on g7.

What to practice

Recognize when driving the opponent's king to the corner creates a mating pattern. A rook on the sixth rank (here g6) combined with a queen that can reach the seventh rank (g7) often creates unstoppable back-rank mates against a cornered king. Train yourself to spot when forcing a king into the corner removes its escape squares and leaves it vulnerable to a single decisive blow.

Tactical themes

endgame, mate, mate in 1, one move. The combination ends with Qg7# delivering checkmate.

Position data

FEN: 2r2rk1/1Q6/p5Rp/1p3p2/5q2/8/PP4PP/R6K b - - 1 29

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