Solution
21. ♞c4 ♛c7 22. ♝xb7 ♛xb7 23. ♞d6
The position
This intermediate puzzle (rating 1407) asks White to move to find the winning idea. It features these themes: Middlegame.
It is White 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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