Solution
20… ♜xe1+ 21. ♛xe1 ♝c5 22. ♜b2 ♜xb2 23. ♝xb2 ♝xd4 24. ♝xd4 ♛xd4
The position
This expert puzzle (rating 2228) 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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