Chess Puzzle #XRKB2 — Advanced, Black to move, middlegame

Position

White: king h1; queen b7; rook g1; bishop g3; pawns a2/b3/c4/d5/g2/h2. Black: king g8; queen g4; rook e8; bishop e4; pawns a7/f7/g7/h5. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qc6 — queen b7→c6. Now Black to move.
2. Best move: Bxg2+ — bishop e4→g2, captures pawn, gives check. Opponent replies Rxg2 (rook g1→g2, captures bishop).
3. Best move: Qd1+ — queen g4→d1, gives check. Opponent replies Rg1 (rook g2→g1).
4. Best move: Qf3+ — queen d1→f3, gives check.

Tactical themes

crushing, endgame, long, sacrifice. The key move Bxg2+ captures with check, forcing a response.

Position data

FEN: 4r1k1/pQ3pp1/8/3P3p/2P1b1q1/1P4B1/P5PP/6RK w - - 2 24

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