Chess Puzzle #LxKOO — Expert, Black to move, middlegame

Position

White: king c2; rook f2; bishop h2; pawns a2/b4/c3/f7/g4/h3. Black: king b7; rook e1; knight e3; pawns a3/b6/c7/g5/h6. White is ahead by 1 point of material. Black to move.

Solution (5 moves)

1. Opponent setup: Kb3 — king c2→b3. Now Black to move.
2. Best move: Rb1+ — rook e1→b1, gives check. Opponent replies Ka4 (king b3→a4).
3. Best move: c6 — pawn c7→c6. Opponent replies Rf5 (rook f2→f5).
4. Best move: b5+ — pawn b6→b5, gives check. Opponent replies Rxb5+ (rook f5→b5, captures pawn, gives check).
5. Best move: cxb5+ — pawn c6→b5, captures rook, gives check. Opponent replies Kxb5 (king a4→b5, captures pawn).
6. Best move: Rf1 — rook b1→f1.

Tactical themes

advantage, endgame, quiet move, very long. The key move cxb5+ captures with check, forcing a response.

Position data

FEN: 8/1kp2P2/1p5p/6p1/1P4P1/p1P1n2P/P1K2R1B/4r3 w - - 1 33

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