Solution
13. e5 ♛a6 14. ♛xa6 ♞xa6 15. exf6
The position
This intermediate puzzle (rating 1614) asks White to move to find the winning idea. It features these themes: Middlegame, Fork.
It is White 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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