Chess Puzzle #8xyLs — Advanced, Black to move, middlegame

Position

White: king g1; queen h5; rooks d1/f1; pawns a3/b2/c3/f2/g3/h4. Black: king b8; queen e4; rooks g6/g8; pawns a7/b7/c5/d6/f7. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qd5 — queen h5→d5. Now Black to move.
2. Best move: Rxg3+ — rook g6→g3, captures pawn, gives check. Opponent replies fxg3 (pawn f2→g3, captures rook).
3. Best move: Rxg3+ — rook g8→g3, captures pawn, gives check. Opponent replies Kh2 (king g1→h2).
4. Best move: Qxh4# — queen e4→h4, captures pawn, delivers checkmate.

Tactical themes

endgame, long, mate, mate in 3, sacrifice. The combination ends with Qxh4# delivering checkmate.

Position data

FEN: 1k4r1/pp3p2/3p2r1/2p4Q/4q2P/P1P3P1/1P3P2/3R1RK1 w - - 0 25

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