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

Position

White: king b6; pawns a2/g2/h4. Black: king g3; pawns b7/c6/g6/g7. Black is ahead by 1 point of material. White to move.

Solution (6 moves)

1. Opponent setup: Kxh4 — king g3→h4, captures pawn. Now White to move.
2. Best move: a4 — pawn a2→a4. Opponent replies Kg3 (king h4→g3).
3. Best move: a5 — pawn a4→a5. Opponent replies c5 (pawn c6→c5).
4. Best move: Kxc5 — king b6→c5, captures pawn. Opponent replies g5 (pawn g6→g5).
5. Best move: Kb6 — king c5→b6. Opponent replies g4 (pawn g5→g4).
6. Best move: Kxb7 — king b6→b7, captures pawn. Opponent replies Kxg2 (king g3→g2, captures pawn).
7. Best move: a6 — pawn a5→a6.

Tactical themes

crushing, endgame, pawn endgame, quiet move, very long. The key move is a4.

Position data

FEN: 8/1p4p1/1Kp3p1/8/7P/6k1/P5P1/8 b - - 1 39

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