Solution
21… ♝xc3 22. bxc3 ♜xc3+ 23. ♚b2 ♜xb3+
The position
This intermediate puzzle (rating 1699) asks Black to move to find the winning idea. It features these themes: Middlegame, Fork.
It is Black to move. Look for the tactic hiding in the position — Middlegame, Fork. 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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