(Photo taken from chess-news.ru)
The whole 511 moves were done in tie-break games between Tomashevsky and Morozevich!! Tomashevsky won the match and will be playing Kamsky in the 5th round. Andreiking managed to knock Karjakin out as well as Vachier-Lagrave – Gelfand. Those who qualified to play in the 5th round are: Tomashevsky, Kamsky, Svidler, Andreikin, Caruana, Vachier-Lagrave, Kramnik & Korobov.