Chess Puzzle #ClkGM — Expert, White to move, endgame

Position

White: king d4; pawns b3/c4/d5/f5/g4. Black: king d7; pawns b6/c7/d6/f6/g5. Material is balanced. White to move.

Solution (5 moves)

1. Opponent setup: c5+ — pawn c7→c5, gives check. Now White to move.
2. Best move: dxc6+ — pawn d5→c6, captures pawn, gives check. Opponent replies Kxc6 (king d7→c6, captures pawn).
3. Best move: b4 — pawn b3→b4. Opponent replies d5 (pawn d6→d5).
4. Best move: cxd5+ — pawn c4→d5, captures pawn, gives check. Opponent replies Kc7 (king c6→c7).
5. Best move: Kc4 — king d4→c4. Opponent replies Kd6 (king c7→d6).
6. Best move: Kb5 — king c4→b5.

Tactical themes

crushing, en passant, endgame, pawn endgame, quiet move, very long, zugzwang. The key move dxc6+ captures with check, forcing a response.

Position data

FEN: 8/2pk4/1p1p1p2/3P1Pp1/2PK2P1/1P6/8/8 b - - 3 47

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