Chess Puzzle #m7MSB — Expert, White to move, endgame

Position

White: king f2; rook g8; bishop f6. Black: king h4; queen h1; knight f7; pawn c5. Black is ahead by 5 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Kh3 — king h4→h3. Now White to move.
2. Best move: Rg3+ — rook g8→g3, gives check. Opponent replies Kh2 (king h3→h2).
3. Best move: Rg4 — rook g3→g4. Opponent replies Qf1+ (queen h1→f1, gives check).
4. Best move: Kxf1 — king f2→f1, captures queen.

Tactical themes

crushing, endgame, long, quiet move. The key move is Rg3+.

Position data

FEN: 6R1/5n2/5B2/2p5/7k/8/5K2/7q b - - 1 57

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