Chess Puzzle #IMiI9 — Advanced, Black to move, endgame

Position

White: king c3; knight d1; pawn b2. Black: king e2; pawns b5/d3. White is ahead by 2 points of material. Black to move.

Solution (3 moves)

1. Opponent setup: Nf2 — knight d1→f2. Now Black to move.
2. Best move: b4+ — pawn b5→b4, gives check. Opponent replies Kc4 (king c3→c4).
3. Best move: d2 — pawn d3→d2. Opponent replies Ne4 (knight f2→e4).
4. Best move: d1=Q — pawn d2→d1, promotes to queen.

Tactical themes

advanced pawn, crushing, endgame, knight endgame, long, promotion. The key move is b4+.

Position data

FEN: 8/8/8/1p6/8/2Kp4/1P2k3/3N4 w - - 3 59

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