Chess Puzzle #3QbjF — Advanced, Black to move, middlegame

Position

White: king g1; queen d1; rooks a1/f1; bishops d5/f6; pawns a2/b2/c2/d4/g3. Black: king c8; queen g6; rooks g8/h2; bishop b7; knight c6; pawns a7/b6/c7/d7. White is ahead by 1 point of material. Black to move.

Solution (2 moves)

1. Opponent setup: Kxh2 — king g1→h2, captures rook. Now Black to move.
2. Best move: Qxg3+ — queen g6→g3, captures pawn, gives check. Opponent replies Kh1 (king h2→h1).
3. Best move: Qh3# — queen g3→h3, delivers checkmate.

Tactical themes

mate, mate in 2, middlegame, short. The combination ends with Qh3# delivering checkmate.

Position data

FEN: 2k3r1/pbpp4/1pn2Bq1/3B4/3P4/6P1/PPP4r/R2Q1RK1 w - - 0 20

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