Chess Puzzle #n6KFK — Expert, Black to move, middlegame

Position

White: king f4; bishop h6; pawns a3/b2/d4/e5/g3. Black: king e6; bishop e7; pawns a5/b5/d5/f5/g4. Material is balanced. Black to move.

Solution (4 moves)

1. Opponent setup: Bg5 — bishop h6→g5. Now Black to move.
2. Best move: Bxa3 — bishop e7→a3, captures pawn. Opponent replies bxa3 (pawn b2→a3, captures bishop).
3. Best move: b4 — pawn b5→b4. Opponent replies axb4 (pawn a3→b4, captures pawn).
4. Best move: a4 — pawn a5→a4. Opponent replies Bh6 (bishop g5→h6).
5. Best move: a3 — pawn a4→a3.

Tactical themes

bishop endgame, crushing, endgame, quiet move, sacrifice, very long. The key move Bxa3 wins material.

Position data

FEN: 8/4b3/4k2B/pp1pPp2/3P1Kp1/P5P1/1P6/8 w - - 0 42

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