Chess Puzzle #KAFn5 — Master, White to move, middlegame

Position

White: king h1; queen h8; knight d4; pawns b2/c2/g2/h3. Black: king g5; queen d5; bishop h6; pawns a6/b5/e3/f5/g6/h7. Black is ahead by 2 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Qe4 — queen d5→e4. Now White to move.
2. Best move: Nf3+ — knight d4→f3, gives check. Opponent replies Kh5 (king g5→h5).
3. Best move: Qf6 — queen h8→f6. Opponent replies Qxf3 (queen e4→f3, captures knight).
4. Best move: gxf3 — pawn g2→f3, captures queen.

Tactical themes

crushing, endgame, long. The key move is Nf3+.

Position data

FEN: 7Q/7p/p5pb/1p1q1pk1/3N4/4p2P/1PP3P1/7K b - - 9 36

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