Solution
41. ♝b3 ♜a3 42. ♜xf7+ ♚d8 43. ♜xb7
The position
This intermediate puzzle (rating 1674) asks White to move to find the winning idea. It features these themes: Skewer.
It is White to move. Look for the tactic hiding in the position — Skewer. 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.