Five-time world champion Viswanathan Anand will face Russia’s Sergey Karjakin, in the crucial 13th and penultimate round of the Candidates Chess tournament on Sunday.
Karjakin the last player Anand faces with black pieces before he his white game against Peter Svidler of Russia in the final round.
So far, he has 7.5 points from the first 12-rounds of the tournament and leads over top seed Levon Aronian of Armenia who has 6.5 points.
Karjakin and Shakhriyar Mamedyarov of Azerbaijan stand with six points each while Russian trio of Vladimir Kramnik, Dmitry Andreikin and Svidler and Veselin Topalov of Bulgaria have 5.5 points each.
The one point lead for Anand is effectively 1.5 points lead as he had beaten Aronian 1.5-0.5 in the last personal encounter. In case of a tie for the top spot, the personal encounter between the tied players will be taken into account to resolve the tie.