Chess Puzzle #IpMuy — Intermediate, White to move, endgame

Position

White: king g6; pawns a3/f4. Black: king e6; pawns a7/d7. Material is balanced. White to move.

Solution (3 moves)

1. Opponent setup: d5 — pawn d7→d5. Now White to move.
2. Best move: f5+ — pawn f4→f5, gives check. Opponent replies Ke7 (king e6→e7).
3. Best move: Kg7 — king g6→g7. Opponent replies d4 (pawn d5→d4).
4. Best move: f6+ — pawn f5→f6, gives check.

Tactical themes

crushing, endgame, long, pawn endgame. The key move is f5+.

Position data

FEN: 8/p2p4/4k1K1/8/5P2/P7/8/8 b - - 4 50

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