Chess Puzzle #4B5KB — Intermediate, White to move, endgame

Position

White: king b2; bishop e4; pawns b6/c6. Black: king b8; rook f1; pawns e5/f2. Black is ahead by 2 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Re1 — rook f1→e1. Now White to move.
2. Best move: c7+ — pawn c6→c7, gives check. Opponent replies Kc8 (king b8→c8).
3. Best move: Bf5+ — bishop e4→f5, gives check. Opponent replies Kb7 (king c8→b7).
4. Best move: c8=Q+ — pawn c7→c8, promotes to queen, gives check.

Tactical themes

advanced pawn, crushing, endgame, exposed king, long, promotion. The key move is c7+.

Position data

FEN: 1k6/8/1PP5/4p3/4B3/8/1K3p2/5r2 b - - 0 63

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