Solution
48. gxh3 ♚d7 49. ♚f3 ♚c7 50. ♚xf4 ♜f8+ 51. ♚g5
The position
This intermediate puzzle (rating 1637) asks White to move to find the winning idea. It features these themes: Rook Endgame.
It is White to move. Look for the tactic hiding in the position — Rook Endgame. Drag a piece on the board to play your move; the puzzle will tell you if you found the best continuation.
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