Chess Puzzle #SmSDn — Advanced, Black to move, endgame

Position

White: king f4; pawns a2/b2/g5/h4. Black: king e6; pawns a7/b4/c4/f5. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: h5 — pawn h4→h5. Now Black to move.
2. Best move: c3 — pawn c4→c3. Opponent replies bxc3 (pawn b2→c3, captures pawn).
3. Best move: bxc3 — pawn b4→c3, captures pawn. Opponent replies Ke3 (king f4→e3).
4. Best move: f4+ — pawn f5→f4, gives check. Opponent replies Kd3 (king e3→d3).
5. Best move: f3 — pawn f4→f3.

Tactical themes

crushing, endgame, pawn endgame, very long. The key move is c3.

Position data

FEN: 8/p7/4k3/5pP1/1pp2K1P/8/PP6/8 w - - 0 41

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