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

Position

White: king g5; pawns f5/g6/h7. Black: king h8; rook c6. Black is ahead by 2 points of material. White to move.

Solution (4 moves)

1. Opponent setup: Kg7 — king h8→g7. Now White to move.
2. Best move: f6+ — pawn f5→f6, gives check. Opponent replies Kh8 (king g7→h8).
3. Best move: f7 — pawn f6→f7. Opponent replies Rxg6+ (rook c6→g6, captures pawn, gives check).
4. Best move: Kf5 — king g5→f5. Opponent replies Kxh7 (king h8→h7, captures pawn).
5. Best move: f8=Q — pawn f7→f8, promotes to queen.

Tactical themes

advanced pawn, crushing, endgame, promotion, rook endgame, very long. The key move is f6+.

Position data

FEN: 7k/7P/2r3P1/5PK1/8/8/8/8 b - - 4 65

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