Chess Puzzle #DIUOX — Intermediate, White to move, endgame

Position

White: king a8; pawns b7/d5/h2. Black: king c7; knight b8; pawns f5/g7/h6. Black is ahead by 3 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Na6 — knight b8→a6. Now White to move.
2. Best move: Ka7 — king a8→a7. Opponent replies Nb8 (knight a6→b8).
3. Best move: d6+ — pawn d5→d6, gives check. Opponent replies Kxd6 (king c7→d6, captures pawn).
4. Best move: Kxb8 — king a7→b8, captures knight.

Tactical themes

crushing, deflection, endgame, exposed king, knight endgame, long. The key move is Ka7.

Position data

FEN: Kn6/1Pk3p1/7p/3P1p2/8/8/7P/8 b - - 0 54

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