Solution
20. ♝a5 ♞xd5 21. ♝xd8
The position
This expert puzzle (rating 2268) asks White to move to find the winning idea. It features these themes: Opening.
It is White to move. Look for the tactic hiding in the position — Opening. 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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