Solution
39… ♝xf4+ 40. g3 ♛d2+ 41. ♛g2 ♝xg3+ 42. ♚xg3 ♛d3+
The position
This expert puzzle (rating 2273) asks Black to move to find the winning idea. It features these themes: Attraction, Pin.
It is Black to move. Look for the tactic hiding in the position — Attraction, 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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