Chess Puzzle #lUpBY — Advanced, White to move, endgame

Position

White: king e3; bishop f6; pawns b3/h4. Black: king d5; pawns a7/b4/c5/e4/h5. Material is balanced. White to move.

Solution (4 moves)

1. Opponent setup: a5 — pawn a7→a5. Now White to move.
2. Best move: Bd8 — bishop f6→d8. Opponent replies c4 (pawn c5→c4).
3. Best move: bxc4+ — pawn b3→c4, captures pawn, gives check. Opponent replies Kxc4 (king d5→c4, captures pawn).
4. Best move: Bxa5 — bishop d8→a5, captures pawn. Opponent replies b3 (pawn b4→b3).
5. Best move: Kd2 — king e3→d2.

Tactical themes

bishop endgame, crushing, defensive move, endgame, very long. The key move bxc4+ captures with check, forcing a response.

Position data

FEN: 8/p7/5B2/2pk3p/1p2p2P/1P2K3/8/8 b - - 1 39

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