Chess Puzzle #Zig6X — Master, White to move, endgame

Position

White: king f3; pawns a4/b4/c5/e5. Black: king g5; pawns a6/b7/d5/e6/f7/h4. Black is ahead by 2 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Kf5 — king g5→f5. Now White to move.
2. Best move: b5 — pawn b4→b5. Opponent replies axb5 (pawn a6→b5, captures pawn).
3. Best move: axb5 — pawn a4→b5, captures pawn. Opponent replies Kxe5 (king f5→e5, captures pawn).
4. Best move: b6 — pawn b5→b6.

Tactical themes

advantage, endgame, long, pawn endgame. The key move is b5.

Position data

FEN: 8/1p3p2/p3p3/2PpP1k1/PP5p/5K2/8/8 b - - 0 37

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