Solution
49. ♜a6+ ♚b4 50. ♞d3+ ♚a3 51. ♞xc1
The position
This easy puzzle (rating 1341) asks White to move to find the winning idea. It features these themes: Fork.
It is White to move. Look for the tactic hiding in the position — Fork. 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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