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

Position

White: king e3; queen d1; rooks a1/f3; bishop b6; pawns b2/b3/d5/e4. Black: king g8; queen g2; rooks e8/f8; pawns a6/d6/g3/g7. White is ahead by 3 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qf1 — queen d1→f1. Now Black to move.
2. Best move: Qxb2 — queen g2→b2, captures pawn. Opponent replies Rxf8+ (rook f3→f8, captures rook, gives check).
3. Best move: Rxf8 — rook e8→f8, captures rook. Opponent replies Qxf8+ (queen f1→f8, captures rook, gives check).
4. Best move: Kxf8 — king g8→f8, captures queen.

Tactical themes

advantage, long, middlegame. The key move Qxb2 wins material.

Position data

FEN: 4rrk1/6p1/pB1p4/3P4/4P3/1P2KRp1/1P4q1/R2Q4 w - - 2 30

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