With his second victory on the trot in the strongest tournament of the year, Anand made sure of at least a second place finish as the Indian ace took his tally to 5.5 points out of a possible eight.
World champion Magnus Carlsen of remained in front after settling for a draw with erstwhile leader Wesley So of United States. The Norwegian took his tally to six points out of a possible eight and remains a half point ahead of Anand with just one round remaining.
It turned out to be another exciting day as last-placed Michael Adams of England made some amends for himself and defeated Anish Giri of Holland.
In another decisive game, lowly placed Vladimir Kramnik of Russia improved his tournament standing at the expense of Maxime Vachier-Lagrave of France. The other game of the day between Mamedov and Caruana also ended in a draw.
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Kramnik, Mamedov and Mamedyarov have an identical 3.5 points for a shared fifth spot while Adams, Vachier-Lagrave and Giri share the eighth spot on three points in this 100000 Euros prize money tournament.
Anand had his task cut out in his last white game of the tournament and he did not disappoint his fans in going for an all-out victory against Mamedyarov.
Mamedyarov was at sea in trying the figure out the intricacies and Anand's pieces were all over him in the middle game itself. Anand sacrificed his rook for a minor piece to increase the pressure and Mamedyarov collapsed almost immediately. The game lasted 47 moves.
Results round 8: V Anand (Ind, 5.5) beat Shakhriyar Mamedyarov (Aze, 3.5); Wesley So (Usa, 4.5) drew with Magnus Carlsen (Nor, 6); Michael Adams (Eng, 3) beat Anish Giri (Ned, 3); Vladimir Kramnik (Rus, 3.5) beat Maxime Vachier-Lagrave (Fra, 3); Rauf Mamedov (Aze, 3.5) drew with Fabiano Caruana (Ita, 4.5).