Solution
37… ♞xg2 38. ♜xg2 ♜xf4 39. ♛e5 ♛d1+
The position
This expert puzzle (rating 2297) asks Black to move to find the winning idea. It features these themes: Middlegame.
It is Black to move. Look for the tactic hiding in the position — Middlegame. 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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