Chess Puzzle #zHGel — Master, White to move, endgame

Position

White: king d4; pawns a4/b3/f2. Black: king d6; pawns b5/f5/g5. Material is balanced. White to move.

Solution (6 moves)

1. Opponent setup: g4 — pawn g5→g4. Now White to move.
2. Best move: a5 — pawn a4→a5. Opponent replies f4 (pawn f5→f4).
3. Best move: b4 — pawn b3→b4. Opponent replies g3 (pawn g4→g3).
4. Best move: fxg3 — pawn f2→g3, captures pawn. Opponent replies fxg3 (pawn f4→g3, captures pawn).
5. Best move: Ke3 — king d4→e3. Opponent replies g2 (pawn g3→g2).
6. Best move: Kf2 — king e3→f2. Opponent replies g1=Q+ (pawn g2→g1, promotes to queen, gives check).
7. Best move: Kxg1 — king f2→g1, captures queen.

Tactical themes

crushing, endgame, pawn endgame, quiet move, very long. The key move is a5.

Position data

FEN: 8/8/3k4/1p3pp1/P2K4/1P6/5P2/8 b - - 0 35

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