Chess Puzzle #B6T16 — Expert, Black to move, endgame

Position

White: king h3; pawns a2/b4/c4/d5. Black: king f4; pawns a7/b6/c7/h4. Material is balanced. Black to move.

Solution (6 moves)

1. Opponent setup: c5 — pawn c4→c5. Now Black to move.
2. Best move: bxc5 — pawn b6→c5, captures pawn. Opponent replies bxc5 (pawn b4→c5, captures pawn).
3. Best move: Ke5 — king f4→e5. Opponent replies d6 (pawn d5→d6).
4. Best move: cxd6 — pawn c7→d6, captures pawn. Opponent replies c6 (pawn c5→c6).
5. Best move: Ke6 — king e5→e6. Opponent replies c7 (pawn c6→c7).
6. Best move: Kd7 — king e6→d7. Opponent replies c8=R (pawn c7→c8, promotes to rook).
7. Best move: Kxc8 — king d7→c8, captures rook.

Tactical themes

crushing, endgame, pawn endgame, very long. The key move bxc5 wins material.

Position data

FEN: 8/p1p5/1p6/3P4/1PP2k1p/7K/P7/8 w - - 2 45

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