Solution
39… ♜xb8 40. ♝xb8 d3 41. ♝f4 ♞e2+ 42. ♚f2 ♞xf4
The position
This intermediate puzzle (rating 1665) asks Black to move to find the winning idea. It features these themes: Fork.
It is Black 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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