Chess Puzzle #FOn85 — Advanced, White to move, endgame

Position

White: king f4; pawns a4/b5/c3/d4/h5. Black: king e6; pawns a5/b6/d5/f6/g7. Material is balanced. White to move.

Solution (6 moves)

1. Opponent setup: Kd6 — king e6→d6. Now White to move.
2. Best move: Kf5 — king f4→f5. Opponent replies Ke7 (king d6→e7).
3. Best move: Kg6 — king f5→g6. Opponent replies Kf8 (king e7→f8).
4. Best move: h6 — pawn h5→h6. Opponent replies gxh6 (pawn g7→h6, captures pawn).
5. Best move: Kxf6 — king g6→f6, captures pawn. Opponent replies h5 (pawn h6→h5).
6. Best move: Kg5 — king f6→g5. Opponent replies Ke7 (king f8→e7).
7. Best move: Kxh5 — king g5→h5, captures pawn.

Tactical themes

crushing, deflection, endgame, pawn endgame, very long. The key move is Kf5.

Position data

FEN: 8/6p1/1p2kp2/pP1p3P/P2P1K2/2P5/8/8 b - - 8 42

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