Chess Puzzle #0APuD — Advanced, Black to move, endgame

Position

White: king b3; rook c4; knight c3; pawn b5. Black: king d7; rook e3; bishop e5; pawn h5. Material is balanced. Black to move.

Solution (6 moves)

1. Opponent setup: b6 — pawn b5→b6. Now Black to move.
2. Best move: Rxc3+ — rook e3→c3, captures knight, gives check. Opponent replies Rxc3 (rook c4→c3, captures rook).
3. Best move: Bxc3 — bishop e5→c3, captures rook. Opponent replies Kxc3 (king b3→c3, captures bishop).
4. Best move: h4 — pawn h5→h4. Opponent replies b7 (pawn b6→b7).
5. Best move: Kc7 — king d7→c7. Opponent replies b8=Q+ (pawn b7→b8, promotes to queen, gives check).
6. Best move: Kxb8 — king c7→b8, captures queen. Opponent replies Kd3 (king c3→d3).
7. Best move: h3 — pawn h4→h3.

Tactical themes

crushing, endgame, quiet move, very long. The key move Rxc3+ captures with check, forcing a response.

Position data

FEN: 8/3k4/8/1P2b2p/2R5/1KN1r3/8/8 w - - 0 48

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