Chess Puzzle #DO491 — Advanced, White to move, endgame

Position

White: king g3; knight a3; pawns f5/g4/g5. Black: king b4; knight c4; pawns d4/g6/g7. Material is balanced. White to move.

Solution (3 moves)

1. Opponent setup: Nxa3 — knight c4→a3, captures knight. Now White to move.
2. Best move: f6 — pawn f5→f6. Opponent replies gxf6 (pawn g7→f6, captures pawn).
3. Best move: gxf6 — pawn g5→f6, captures pawn. Opponent replies Nc4 (knight a3→c4).
4. Best move: f7 — pawn f6→f7.

Tactical themes

advanced pawn, crushing, endgame, knight endgame, long. The key move is f6.

Position data

FEN: 8/6p1/6p1/5PP1/1knp2P1/N5K1/8/8 b - - 0 41

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