Solution
80. ♚b7 ♚c5 81. ♚xa7 ♚c6 82. ♚b8 b5 83. a7
The position
This beginner puzzle (rating 847) asks White to move to find the winning idea. It features these themes: Pawn Endgame.
It is White to move. Look for the tactic hiding in the position — Pawn 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.