Solution
16. ♝xf6 ♝xf6 17. ♝d5 ♛xa4 18. ♝xa8
The position
This intermediate puzzle (rating 1645) asks White to move to find the winning idea. It features these themes: Skewer, Middlegame.
It is White to move. Look for the tactic hiding in the position — Skewer, 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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