Chess Puzzle #AmmBD — Intermediate, Black to move, middlegame

Position

White: king g1; queen c3; knight f3; pawns a3/d4/e5/f2/g4/h3. Black: king h7; queen b1; knight e6; pawns a5/d5/f7/g7/h6. White is ahead by 1 point of material. Black to move.

Solution (5 moves)

1. Opponent setup: Kg2 — king g1→g2. Now Black to move.
2. Best move: Nf4+ — knight e6→f4, gives check. Opponent replies Kh2 (king g2→h2).
3. Best move: Qf1 — queen b1→f1. Opponent replies Qc2+ (queen c3→c2, gives check).
4. Best move: g6 — pawn g7→g6. Opponent replies Kg3 (king h2→g3).
5. Best move: Ne2+ — knight f4→e2, gives check. Opponent replies Qxe2 (queen c2→e2, captures knight).
6. Best move: Qxe2 — queen f1→e2, captures queen.

Tactical themes

crushing, endgame, very long. The key move is Nf4+.

Position data

FEN: 8/5ppk/4n2p/p2pP3/3P2P1/P1Q2N1P/5P2/1q4K1 w - - 3 33

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