Armenian grandmaster Levon Aronian celebrated a victory over Francisco Vallejo Pons in round 1 of Sao Paulo Grand Slam Final Masters to top the tournament standings with 3 points.
In the other matches, Hukaru Nakamura (U.S.) and Vasili Ivanchuk (Ukraine), Viswanathan Anand (India) and Magnus Carlsen (Norway) played in a draw and gained 1 point each.
In round 2, Aronian will face Carlsen.
The Grand Slam 2011 is a double round robin with 6 players. The first rounds of the event are played in Sao Paulo and the second part will be in Alhóndiga Bilbao.
