The ninth World Chess Championship game between India's Vishwanathan Anand and Norway's Magnus Carlsen will be played in Sochi, Russia, today.
The Norwegian World Champion is currently leading with four-and-a-half points to Anand's three-and-a-half points.
Both players still have four rounds to play.
Victory in the sixth game had given Carlsen a crucial one point lead.
The seventh and eighth games had ended in draws.
Both players are engaged in a twelve-game World Championship.
