Chess Puzzle #GNL6Q — Intermediate, Black to move, middlegame

Position

White: king g1; queen e1; rooks a1/e3; knight b1; pawns b2/b3/d5/f2/f5/g2. Black: king g8; queen h4; rooks e8/f8; pawns a6/b5/c7/d6/f7/g3/g7. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: fxg3 — pawn f2→g3, captures pawn. Now Black to move.
2. Best move: Qd4 — queen h4→d4. Opponent replies Qc3 (queen e1→c3).
3. Best move: Qxe3+ — queen d4→e3, captures rook, gives check. Opponent replies Qxe3 (queen c3→e3, captures queen).
4. Best move: Rxe3 — rook e8→e3, captures queen.

Tactical themes

advantage, kingside attack, long, middlegame. The key move Qxe3+ captures with check, forcing a response.

Position data

FEN: 4rrk1/2p2pp1/p2p4/1p1P1P2/7q/1P2R1p1/1P3PP1/RN2Q1K1 w - - 0 21

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