Chess Puzzle #X90KL — Advanced, Black to move, middlegame

Position

White: king g1; queen a7; rooks a1/f1; bishop b6; knights c3/e2; pawns a4/c5/d4/f2/g3/h2. Black: king e8; queen d7; rooks c8/h8; bishop e7; knights d2/f6; pawns c6/d5/f7/g7/h7. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Rfd1 — rook f1→d1. Now Black to move.
2. Best move: Qh3 — queen d7→h3. Opponent replies Rxd2 (rook d1→d2, captures knight).
3. Best move: Ng4 — knight f6→g4. Opponent replies Nf4 (knight e2→f4).
4. Best move: Qxh2+ — queen h3→h2, captures pawn, gives check.

Tactical themes

equality, kingside attack, long, middlegame, sacrifice. The key move Qxh2+ captures with check, forcing a response.

Position data

FEN: 2r1k2r/Q2qbppp/1Bp2n2/2Pp4/P2P4/2N3P1/3nNP1P/R4RK1 w k - 5 22

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