Solution
64. ♜a5+ ♚e4 65. ♜h5 ♜xh7 66. ♜xh7
The position
This advanced puzzle (rating 1968) 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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