Solution
39… ♛xg2+ 40. ♚xg2 ♚f8 41. ♚h3 ♚e7 42. a4 ♚f6 43. ♚h4 ♚xg6
The position
This expert puzzle (rating 2229) asks Black to move to find the winning idea. It features these themes: Queen Endgame.
It is Black 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.
Take 50,000 puzzles anywhere
Get Chess Puzzles Trainer for iPhone and iPad — the same puzzles, offline, with progress tracking and spaced repetition.