Solution
16. ♞c3 ♛a1+ 17. ♜b1 ♛xb1+ 18. ♞xb1
The position
This intermediate puzzle (rating 1728) 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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