Chess Puzzle #24LC7 — Beginner, Black to move, endgame

Position

White: king f3; bishop a2; knight c6; pawns d4/g3/h3. Black: king g7; bishop c3; pawns a4/b4. White is ahead by 4 points of material. Black to move.

Solution (4 moves)

1. Opponent setup: d5 — pawn d4→d5. Now Black to move.
2. Best move: b3 — pawn b4→b3. Opponent replies Bxb3 (bishop a2→b3, captures pawn).
3. Best move: axb3 — pawn a4→b3, captures bishop. Opponent replies Ke2 (king f3→e2).
4. Best move: b2 — pawn b3→b2. Opponent replies Kd3 (king e2→d3).
5. Best move: b1=Q+ — pawn b2→b1, promotes to queen, gives check.

Tactical themes

advanced pawn, crushing, endgame, promotion, very long. The key move is b3.

Position data

FEN: 8/6k1/2N5/8/pp1P4/2b2KPP/B7/8 w - - 0 45

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