Chess Puzzle #86bTG — Expert, Black to move, endgame

Position

White: king b4; knight c4; pawns a5/b2/f2/g2. Black: king f6; pawns f3/h4. White is ahead by 5 points of material. Black to move.

Solution (5 moves)

1. Opponent setup: Nd2 — knight c4→d2. Now Black to move.
2. Best move: fxg2 — pawn f3→g2, captures pawn. Opponent replies Nf3 (knight d2→f3).
3. Best move: h3 — pawn h4→h3. Opponent replies a6 (pawn a5→a6).
4. Best move: g1=Q — pawn g2→g1, promotes to queen. Opponent replies Nxg1 (knight f3→g1, captures queen).
5. Best move: h2 — pawn h3→h2. Opponent replies a7 (pawn a6→a7).
6. Best move: h1=Q — pawn h2→h1, promotes to queen.

Tactical themes

advanced pawn, crushing, endgame, knight endgame, promotion, very long. The key move fxg2 wins material.

Position data

FEN: 8/8/5k2/P7/1KN4p/5p2/1P3PP1/8 w - - 0 42

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