Solution
46. ♜bf7+ ♚e6 47. ♜e7+ ♚d5 48. ♜xe4
The position
This advanced puzzle (rating 2104) asks White to move to find the winning idea. It features these themes: Skewer.
It is White to move. Look for the tactic hiding in the position — Skewer. 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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