Solution
30. ♜f1 ♜h8+ 31. ♚g1 ♝xc2 32. ♜xf2+ ♚g6 33. ♜xc2
The position
This intermediate puzzle (rating 1639) asks White to move to find the winning idea. It features these themes: Fork, Pin.
It is White to move. Look for the tactic hiding in the position — Fork, Pin. 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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