Chess Puzzle #n3cQA — Advanced, Black to move, middlegame

Position

White: king e3; pawns a4/c2/c4/f3/g3/h4. Black: king e5; pawns a5/b7/c5/f5/h5. White is ahead by 1 point of material. Black to move.

Solution (7 moves)

1. Opponent setup: c3 — pawn c2→c3. Now Black to move.
2. Best move: f4+ — pawn f5→f4, gives check. Opponent replies gxf4+ (pawn g3→f4, captures pawn, gives check).
3. Best move: Kf5 — king e5→f5. Opponent replies Ke2 (king e3→e2).
4. Best move: Kxf4 — king f5→f4, captures pawn. Opponent replies Kf2 (king e2→f2).
5. Best move: b6 — pawn b7→b6. Opponent replies Ke2 (king f2→e2).
6. Best move: Kg3 — king f4→g3. Opponent replies Ke3 (king e2→e3).
7. Best move: Kxh4 — king g3→h4, captures pawn. Opponent replies Kf4 (king e3→f4).
8. Best move: Kh3 — king h4→h3.

Tactical themes

endgame, equality, pawn endgame, quiet move, very long, zugzwang. The key move is f4+.

Position data

FEN: 8/1p6/8/p1p1kp1p/P1P4P/4KPP1/2P5/8 w - - 0 29

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