Chess Puzzle #Lqs4c — Advanced, Black to move, middlegame

Position

White: king g1; queen b8; rook c7; knight g3; pawns a2/d6/f2/g2/h2. Black: king h8; queen g4; rook c4; knight g8; pawns b6/c5/g6/h7. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qb7 — queen b8→b7. Now Black to move.
2. Best move: Rc1+ — rook c4→c1, gives check. Opponent replies Nf1 (knight g3→f1).
3. Best move: Rxf1+ — rook c1→f1, captures knight, gives check. Opponent replies Kxf1 (king g1→f1, captures rook).
4. Best move: Qd1# — queen g4→d1, delivers checkmate.

Tactical themes

attraction, endgame, long, mate, mate in 3, sacrifice. The combination ends with Qd1# delivering checkmate.

Position data

FEN: 1Q4nk/2R4p/1p1P2p1/2p5/2r3q1/6N1/P4PPP/6K1 w - - 6 41

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