Chess Puzzle #say3H — Advanced, White to move, endgame

Position

White: king b5; rook b4. Black: king f5; pawns b2/h5. White is ahead by 3 points of material. White to move.

Solution (3 moves)

1. Opponent setup: b1=Q — pawn b2→b1, promotes to queen. Now White to move.
2. Best move: Rxb1 — rook b4→b1, captures queen. Opponent replies h4 (pawn h5→h4).
3. Best move: Kc4 — king b5→c4. Opponent replies h3 (pawn h4→h3).
4. Best move: Kd3 — king c4→d3.

Tactical themes

crushing, defensive move, endgame, hanging piece, long. The key move Rxb1 wins material.

Position data

FEN: 8/8/8/1K3k1p/1R6/8/1p6/8 b - - 1 43

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