Solution
38. ♛g3+ ♚f5 39. ♛xe5+ ♚xe5 40. ♚d3
The position
This advanced puzzle (rating 2071) asks White to move to find the winning idea. It features these themes: Queen Endgame.
It is White to move. Look for the tactic hiding in the position — Queen Endgame. 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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