Chess Puzzle #K0sUQ — Advanced, White to move, endgame

Position

White: king h2; rook g7; pawns a3/b4/g2. Black: king h5; rook b5; pawns a5/b6/h6. Material is balanced. White to move.

Solution (3 moves)

1. Opponent setup: axb4 — pawn a5→b4, captures pawn. Now White to move.
2. Best move: Kh3 — king h2→h3. Opponent replies Rg5 (rook b5→g5).
3. Best move: g4+ — pawn g2→g4, gives check. Opponent replies Rxg4 (rook g5→g4, captures pawn).
4. Best move: Rxg4 — rook g7→g4, captures rook.

Tactical themes

crushing, endgame, long, master, rook endgame, X-ray attack. The key move is Kh3.

Position data

FEN: 8/6R1/1p5p/pr5k/1P6/P7/6PK/8 b - - 0 40

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