Chess Puzzle #RAzpd — Expert, White to move, endgame

Position

White: king b5; bishop c7; pawns a6/b4/d6. Black: king d7; rook b1; pawn a7. Material is balanced. White to move.

Solution (3 moves)

1. Opponent setup: Ra1 — rook b1→a1. Now White to move.
2. Best move: Bb8 — bishop c7→b8. Opponent replies Rh1 (rook a1→h1).
3. Best move: Bxa7 — bishop b8→a7, captures pawn. Opponent replies Kxd6 (king d7→d6, captures pawn).
4. Best move: Bb8+ — bishop a7→b8, gives check.

Tactical themes

crushing, endgame, long. The key move is Bb8.

Position data

FEN: 8/p1Bk4/P2P4/1K6/1P6/8/8/1r6 b - - 0 63

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