Double International Master Norm holder Harshavardhan G B (5.0) upset GM Bogdanovich Stanislav (Ukraine) keeping his lead after the fifth round of the 12th Chennai Open International Grandmaster Chess tournament 2020 for Sakthi Group Dr. N. Mahalingam Trophy at Hotel Novotel & IBIS OMR, Sholinganallur, Chennai here today. On top…




