Chess Puzzle #1fHTz — Intermediate, Black to move, endgame

Position

White: king b8; queen b4; pawn a6. Black: king e7; rook d8; knight d6; pawn h7. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kc7 — king b8→c7. Now Black to move.
2. Best move: Rc8+ — rook d8→c8, gives check. Opponent replies Kb6 (king c7→b6).
3. Best move: Rb8+ — rook c8→b8, gives check. Opponent replies Ka5 (king b6→a5).
4. Best move: Rxb4 — rook b8→b4, captures queen.

Tactical themes

crushing, endgame, long, skewer. The key move is Rc8+.

Position data

FEN: 1K1r4/4k2p/P2n4/8/1Q6/8/8/8 w - - 1 58

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