Chess Puzzle #Eb1eS — Expert, Black to move, middlegame

Position

White: king h1; queen d1; rooks a1/f1; bishops f3/g5; knight b1; pawns a2/b3/c4/g2/h4. Black: king c8; queen c7; rook h8; bishops c5/e4; pawns a6/b6/d7/e6/f5. White is ahead by 8 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Nc3 — knight b1→c3. Now Black to move.
2. Best move: Qg3 — queen c7→g3. Opponent replies Qe1 (queen d1→e1).
3. Best move: Qxg5 — queen g3→g5, captures bishop. Opponent replies g3 (pawn g2→g3).
4. Best move: Qg4 — queen g5→g4.

Tactical themes

crushing, long, middlegame, pin. The key move is Qg3.

Position data

FEN: 2k4r/2qp4/pp2p3/2b2pB1/2P1b2P/1P3B2/P5P1/RN1Q1R1K w - - 2 21

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