Solution
36… bxc4 37. ♚f4 ♚e7 38. ♚f5 a5 39. ♚e4 ♚e6 40. ♚d4 d5
The position
This advanced puzzle (rating 1871) 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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