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

Position

White: king f3; queen d1; rooks a1/f1; bishops b3/f2; knight b1; pawns a3/b2/c2/d4. Black: king g8; queen h2; rooks a8/f8; bishop g3; knight c6; pawns a7/b7/d5/f5/g5/h6. White is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Bxg3 — bishop f2→g3, captures bishop. Now Black to move.
2. Best move: g4+ — pawn g5→g4, gives check. Opponent replies Kf4 (king f3→f4).
3. Best move: Qg2 — queen h2→g2. Opponent replies Nc3 (knight b1→c3).
4. Best move: Rae8 — rook a8→e8.

Tactical themes

advantage, defensive move, long, middlegame. The key move is g4+.

Position data

FEN: r4rk1/pp6/2n4p/3p1pp1/3P4/PB3Kb1/1PP2B1q/RN1Q1R2 w - - 0 23

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