Chess Puzzle #2cxKM — Expert, Black to move, endgame

Position

White: king e2; knight b7; pawns c6/d7/g2. Black: king e7; bishop b6; pawns e3/f4/g4. Material is balanced. Black to move.

Solution (7 moves)

1. Opponent setup: Kd3 — king e2→d3. Now Black to move.
2. Best move: f3 — pawn f4→f3. Opponent replies gxf3 (pawn g2→f3, captures pawn).
3. Best move: g3 — pawn g4→g3. Opponent replies d8=Q+ (pawn d7→d8, promotes to queen, gives check).
4. Best move: Bxd8 — bishop b6→d8, captures queen. Opponent replies Kxe3 (king d3→e3, captures pawn).
5. Best move: Bb6+ — bishop d8→b6, gives check. Opponent replies Ke2 (king e3→e2).
6. Best move: g2 — pawn g3→g2. Opponent replies c7 (pawn c6→c7).
7. Best move: Kd7 — king e7→d7. Opponent replies c8=Q+ (pawn c7→c8, promotes to queen, gives check).
8. Best move: Kxc8 — king d7→c8, captures queen.

Tactical themes

advanced pawn, crushing, endgame, exposed king, very long. The key move is f3.

Position data

FEN: 8/1N1Pk3/1bP5/8/5pp1/4p3/4K1P1/8 w - - 0 66

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