Solution
38… c3+ 39. ♚b1 ♝e6 40. ♜d7+ ♝xd7
The position
This expert puzzle (rating 2267) asks Black to move to find the winning idea. It features these themes: Quiet Move.
It is Black to move. Look for the tactic hiding in the position — Quiet Move. 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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