Solution
10… ♝f2+ 11. ♚d2 ♛e3#
The position
This beginner puzzle (rating 869) asks Black to move to find the winning idea. It features these themes: Opening, Mate in 2.
It is Black to move. Look for the tactic hiding in the position — Opening, Mate in 2. 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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