Torneo Cuadrangular, part of the Gran Fiesta UNAM 2012, will be a rapid and blindfold championship with Carlsen, Lazaro Bruzon, Judit Polgar, and Manuel Leon Hoyos. The tournament is a knockout event composed of mini matches. On Friday at 17:30 local time (00:30 CET, 18:30 EST) the World number 1 will meet Lazaro Bruzon in the first semi final. Polgar and Leon Hoyos play at the same time on Saturday. The 3rd-4th place mini final is Sunday at 11:00 local time, while the Grand Final of Torneo Cuadrangular starts at 17:00 the same day. The official live games transmission of the tournament will be provided on Chessdom.com with computer analysis.