Articles by Polina Shchepinova Polina ShchepinovaPolina is an undergraduate maths student at the University of Warwick. She loves all sorts of puzzles, with some of her favourites being variant sudokus, cryptic crosswords, and any sort of chess-related puzzles.All articles by Polina A knight’s journey13 November 2026Polina Shchepinova hitches a ride round various boards