Defending champion Viswanathan Anand lost to world No.1 Magnus Carlsen after 58 moves in a gruelling fifth game of the World Chess Championship in Chennai on Friday.
Carlsen registered the first victory of the tournament after the previous four games all ended in draws. The match went on for over five and a half hours. Anand was playing with black pieces while Carlsen held the advantage, playing with white.
With seven games still to come in the 12-game affair, Carlsen leads Anand by 3 points to 2. One point is awarded for a victory while half-a-point is given to each player for every drawn game.