Chess Puzzle #JjK7D — Advanced, Black to move, middlegame

Position

White: king g1; queen d1; rooks a1/f1; bishops c1/d3; knight c3; pawns a2/b2/c2/f2/g2. Black: king g8; queen e5; rooks a8/f8; bishops c5/h3; knight f6; pawns a7/b7/d5/f7/g7/h7. Black is ahead by 1 point of material. Black to move.

Solution (2 moves)

1. Opponent setup: gxh3 — pawn g2→h3, captures bishop. Now Black to move.
2. Best move: Qg3+ — queen e5→g3, gives check. Opponent replies Kh1 (king g1→h1).
3. Best move: Qxh3+ — queen g3→h3, captures pawn, gives check.

Tactical themes

crushing, kingside attack, middlegame, pin, short. The key move Qxh3+ captures with check, forcing a response.

Position data

FEN: r4rk1/pp3ppp/5n2/2bpq3/8/2NB3b/PPP2PP1/R1BQ1RK1 w - - 0 15

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