Chess Puzzle #0z1Qd — Beginner, White to move, endgame

Position

White: king b5; rook b6; pawns a6/f3/g3/h2. Black: king g7; rook a7; knight d2; pawns g6/h5. Black is ahead by 1 point of material. White to move.

Solution (3 moves)

1. Opponent setup: Nxf3 — knight d2→f3, captures pawn. Now White to move.
2. Best move: Rb7+ — rook b6→b7, gives check. Opponent replies Rxb7+ (rook a7→b7, captures rook, gives check).
3. Best move: axb7 — pawn a6→b7, captures rook. Opponent replies Ne5 (knight f3→e5).
4. Best move: b8=Q — pawn b7→b8, promotes to queen.

Tactical themes

advanced pawn, crushing, endgame, long, promotion. The key move is Rb7+.

Position data

FEN: 8/r5k1/PR4p1/1K5p/8/5PP1/3n3P/8 b - - 2 69

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