Solution
41… ♜b8+ 42. ♚a3 ♜xb1
The position
This easy puzzle (rating 1332) asks Black to move to find the winning idea. It features these themes: Skewer.
It is Black 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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