Solution
39… ♞xg4 40. ♚xg4 h5+ 41. ♚f4 ♜f2+ 42. ♚e3 ♜xf5
The position
This expert puzzle (rating 2253) 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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