Chess Puzzle #y4yAm — Master, Black to move, endgame

Position

White: king a5; knight a7; pawns b6/d4/f3/h3. Black: king d6; bishop g2; pawns d5/f4/g5/h5. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: b7 — pawn b6→b7. Now Black to move.
2. Best move: Kc7 — king d6→c7. Opponent replies Ka6 (king a5→a6).
3. Best move: Bf1+ — bishop g2→f1, gives check. Opponent replies Nb5+ (knight a7→b5, gives check).
4. Best move: Kb8 — king c7→b8. Opponent replies Kb6 (king a6→b6).
5. Best move: Bxb5 — bishop f1→b5, captures knight.

Tactical themes

crushing, endgame, very long. The key move is Kc7.

Position data

FEN: 8/N7/1P1k4/K2p2pp/3P1p2/5P1P/6b1/8 w - - 0 46

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