Chess Puzzle #LDV9D — Expert, Black to move, endgame

Position

White: king g5; bishop g7; pawns a3/h4. Black: king b5; knight d5; pawns a4/c3/g6. Black is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Kxg6 — king g5→g6, captures pawn. Now Black to move.
2. Best move: Nf4+ — knight d5→f4, gives check. Opponent replies Kf5 (king g6→f5).
3. Best move: c2 — pawn c3→c2. Opponent replies Kxf4 (king f5→f4, captures knight).
4. Best move: c1=Q+ — pawn c2→c1, promotes to queen, gives check.

Tactical themes

advanced pawn, crushing, endgame, long, promotion. The key move is Nf4+.

Position data

FEN: 8/6B1/6p1/1k1n2K1/p6P/P1p5/8/8 w - - 0 54

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