Chess Puzzle #K7U0r — Advanced, Black to move, middlegame

Position

White: king g1; queen f5; bishop d5; knight e6; pawns a3/b2/c2/d4/f2/h4. Black: king g8; queen b8; rooks a7/c6; knight g4; pawns a6/b5/h5. Black is ahead by 4 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: Bxc6 — bishop d5→c6, captures rook. Now Black to move.
2. Best move: Qh2+ — queen b8→h2, gives check. Opponent replies Kf1 (king g1→f1).
3. Best move: Ne3+ — knight g4→e3, gives check. Opponent replies fxe3 (pawn f2→e3, captures knight).
4. Best move: Rf7 — rook a7→f7. Opponent replies Qxf7+ (queen f5→f7, captures rook, gives check).
5. Best move: Kxf7 — king g8→f7, captures queen.

Tactical themes

advantage, endgame, pin, sacrifice, very long. The key move is Qh2+.

Position data

FEN: 1q4k1/r7/p1r1N3/1p1B1Q1p/3P2nP/P7/1PP2P2/6K1 w - - 1 35

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