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

Position

White: king g6; rook a3; pawn b3. Black: king b5; rook g3; pawns a5/g5. Black is ahead by 1 point of material. White to move.

Solution (3 moves)

1. Opponent setup: Rd3 — rook g3→d3. Now White to move.
2. Best move: Kxg5 — king g6→g5, captures pawn. Opponent replies Rd5+ (rook d3→d5, gives check).
3. Best move: Kf4 — king g5→f4. Opponent replies Kb4 (king b5→b4).
4. Best move: Ra1 — rook a3→a1.

Tactical themes

endgame, equality, long, rook endgame. The key move Kxg5 wins material.

Position data

FEN: 8/8/6K1/pk4p1/8/RP4r1/8/8 b - - 3 56

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