Chess Puzzle #nkxEq — Expert, White to move, middlegame

Position

White: king f1; queen f4; rook h3; bishop h6; pawns a2/d4/e5/g6. Black: king g8; queen e7; rooks c8/e8; pawns a7/b6/e6/f5. Black is ahead by 2 points of material. White to move.

Solution (4 moves)

1. Opponent setup: Qc7 — queen e7→c7. Now White to move.
2. Best move: Bg5 — bishop h6→g5. Opponent replies Qc4+ (queen c7→c4, gives check).
3. Best move: Kg1 — king f1→g1. Opponent replies Qc1+ (queen c4→c1, gives check).
4. Best move: Qxc1 — queen f4→c1, captures queen. Opponent replies Rxc1+ (rook c8→c1, captures queen, gives check).
5. Best move: Bxc1 — bishop g5→c1, captures rook.

Tactical themes

advantage, defensive move, endgame, quiet move, very long. The key move is Bg5.

Position data

FEN: 2r1r1k1/p3q3/1p2p1PB/4Pp2/3P1Q2/7R/P7/5K2 b - - 3 29

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