MORELIA, FEBRUARY 20, NOYAN TAPAN. The games of the 4th tour were held on February 19 in the Chess 21st-class Supertournament, which is being held in the city of Morelia, Mexico. Levon Aronian with the blacks beat Vasily Ivanchuk (Ukraine) on the 60th move. After 4 tours, Levon Aronian, Veselin Topalov (Bulgaria), and Viswanathan Anand (India) share the 1-3rd places with 2.5 points each. In the 5th tour, Levon Aronian's competitor is Alexei Shirov (Spain).

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