Chess Puzzle #T5zRL — Advanced, White to move, endgame

Position

White: king a5; bishop b7; pawns b5/c5/e5. Black: king d7; rook h3; pawns e6/f7/g6/h5. Black is ahead by 3 points of material. White to move.

Solution (3 moves)

1. Opponent setup: Ra3+ — rook h3→a3, gives check. Now White to move.
2. Best move: Kb6 — king a5→b6. Opponent replies Rc3 (rook a3→c3).
3. Best move: c6+ — pawn c5→c6, gives check. Opponent replies Kd8 (king d7→d8).
4. Best move: Ka7 — king b6→a7.

Tactical themes

crushing, defensive move, endgame, long. The key move is Kb6.

Position data

FEN: 8/1B1k1p2/4p1p1/KPP1P2p/8/7r/8/8 b - - 3 52

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