Chess Puzzle #6SNfz — Advanced, Black to move, middlegame

Position

White: king g1; queen f7; rook d1; knight c3; pawns a2/b2/c2/f2/g3/h2. Black: king c8; queen g4; rook e8; bishop c6; pawns a7/b7/c7/h7. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: h3 — pawn h2→h3. Now Black to move.
2. Best move: Qxd1+ — queen g4→d1, captures rook, gives check. Opponent replies Nxd1 (knight c3→d1, captures queen).
3. Best move: Re1+ — rook e8→e1, gives check. Opponent replies Kh2 (king g1→h2).
4. Best move: Rh1# — rook e1→h1, delivers checkmate.

Tactical themes

endgame, fork, long, mate, mate in 3, sacrifice. The combination ends with Rh1# delivering checkmate.

Position data

FEN: 2k1r3/ppp2Q1p/2b5/8/6q1/2N3P1/PPP2P1P/3R2K1 w - - 1 24

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