Chess Puzzle #UjG71 — Expert, Black to move, middlegame

Position

White: king g1; queen d2; rooks a1/f1; bishop d3; knight d6; pawns a3/c2/f2/g2/h2. Black: king g8; queen h4; rooks b2/c3; bishop d5; knight d4; pawns e5/f7/g7/h6. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Qxc3 — queen d2→c3, captures rook. Now Black to move.
2. Best move: Nf3+ — knight d4→f3, gives check. Opponent replies gxf3 (pawn g2→f3, captures knight).
3. Best move: Qg5+ — queen h4→g5, gives check. Opponent replies Kh1 (king g1→h1).
4. Best move: Bxf3# — bishop d5→f3, captures pawn, delivers checkmate.

Tactical themes

intermezzo, kingside attack, long, mate, mate in 3, middlegame, sacrifice. The combination ends with Bxf3# delivering checkmate.

Position data

FEN: 6k1/5pp1/3N3p/3bp3/3n3q/P1rB4/1rPQ1PPP/R4RK1 w - - 3 24

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