Chess Puzzle #eSW3r — Expert, White to move, endgame

Position

White: king g4; pawns a2/b2/c3/f3. Black: king e5; pawns a5/b7/c6/f4. Material is balanced. White to move.

Solution (3 moves)

1. Opponent setup: b5 — pawn b7→b5. Now White to move.
2. Best move: b4 — pawn b2→b4. Opponent replies axb4 (pawn a5→b4, captures pawn).
3. Best move: cxb4 — pawn c3→b4, captures pawn. Opponent replies Kd4 (king e5→d4).
4. Best move: Kxf4 — king g4→f4, captures pawn.

Tactical themes

crushing, endgame, long, pawn endgame. The key move is b4.

Position data

FEN: 8/1p6/2p5/p3k3/5pK1/2P2P2/PP6/8 b - - 1 46

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