Chess Puzzle #OMX2o — Master, Black to move, middlegame

Position

White: king g3; pawns a4/b3/c2/d4/f4/g4. Black: king g7; pawns a5/b4/c4/d5/f5/g6. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Kh3 — king g3→h3. Now Black to move.
2. Best move: fxg4+ — pawn f5→g4, captures pawn, gives check. Opponent replies Kh4 (king h3→h4).
3. Best move: Kf7 — king g7→f7. Opponent replies Kxg4 (king h4→g4, captures pawn).
4. Best move: Kf6 — king f7→f6.

Tactical themes

crushing, defensive move, endgame, long, pawn endgame, zugzwang. The key move fxg4+ captures with check, forcing a response.

Position data

FEN: 8/6k1/6p1/p2p1p2/PppP1PP1/1P4K1/2P5/8 w - - 3 39

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