Magnus Carlsen, Hikaru Nakamura, Viswanathan Anand and Bassem Amin are testing the Casablanca Chess Variant in Morocco, as they play rapid games (15+10) starting from carefully selected positions derived from historical games. Rounds 1-3 take place on Saturday, while rounds 4-6 take place on Sunday. | Follow the games live starting from 17.15 CEST (11.15 ET, 20.45 IST)