Chess Puzzle #1ocsm — Master, Black to move, middlegame

Position

White: king h1; queen b3; rook e4; bishops g2/g5; pawns b5/c4/d5/g3/h2. Black: king g8; queen f2; rook f8; bishop g4; knight b6; pawns c5/c7/d6/h7. White is ahead by 1 point of material. Black to move.

Solution (4 moves)

1. Opponent setup: h3 — pawn h2→h3. Now Black to move.
2. Best move: Bf3 — bishop g4→f3. Opponent replies Bxf3 (bishop g2→f3, captures bishop).
3. Best move: Qf1+ — queen f2→f1, gives check. Opponent replies Kh2 (king h1→h2).
4. Best move: Rxf3 — rook f8→f3, captures bishop. Opponent replies Qxf3 (queen b3→f3, captures rook).
5. Best move: Qxf3 — queen f1→f3, captures queen.

Tactical themes

crushing, exposed king, intermezzo, middlegame, sacrifice, very long. The key move is Bf3.

Position data

FEN: 5rk1/2p4p/1n1p4/1PpP2B1/2P1R1b1/1Q4P1/5qBP/7K w - - 3 36

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