July 15, 2010 - 15:03 AMT

17:26 GMT
Three pairs tied their matches of the 4th round of Lake Sevan chess tournament in Martuni: Avetik Grigoryan - David Arutinian (Georgia), Pavel Ponkratov (Russia) – Maxim Matlakov (Russia), Gopal Geetha Narayanan (India) – Arman Pashikyan.