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

Position

White: king b7; knight h6; pawns f4/g3/h2. Black: king e7; knight a7; pawns c6/f5/g6. Material is balanced. Black to move.

Solution (3 moves)

1. Opponent setup: Kxa7 — king b7→a7, captures knight. Now Black to move.
2. Best move: c5 — pawn c6→c5. Opponent replies g4 (pawn g3→g4).
3. Best move: Kf6 — king e7→f6. Opponent replies gxf5 (pawn g4→f5, captures pawn).
4. Best move: gxf5 — pawn g6→f5, captures pawn.

Tactical themes

crushing, endgame, knight endgame, long, quiet move. The key move is c5.

Position data

FEN: 8/nK2k3/2p3pN/5p2/5P2/6P1/7P/8 w - - 0 44

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