Chess Puzzle #4llWn — Advanced, Black to move, endgame

Position

White: king e2; knight b7; pawn b6. Black: king c6; knight f5; pawns d6/e3. Black is ahead by 1 point of material. Black to move.

Solution (3 moves)

1. Opponent setup: Nxd6 — knight b7→d6, captures pawn. Now Black to move.
2. Best move: Kxd6 — king c6→d6, captures knight. Opponent replies b7 (pawn b6→b7).
3. Best move: Kc7 — king d6→c7. Opponent replies b8=Q+ (pawn b7→b8, promotes to queen, gives check).
4. Best move: Kxb8 — king c7→b8, captures queen.

Tactical themes

crushing, endgame, hanging piece, knight endgame, long. The key move Kxd6 wins material.

Position data

FEN: 8/1N6/1Pkp4/5n2/8/4p3/4K3/8 w - - 1 57

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