Solution
41. ♜a8+ ♚g7 42. ♝f8+ ♚f6 43. ♞e4#
The position
This advanced puzzle (rating 1836) asks White to move to find the winning idea. It features these themes: Mate in 3.
It is White to move. Look for the tactic hiding in the position — Mate in 3. 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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