Candidate Master Madhesh Kumar toppled experienced Georgian GM Sanikidze Tornidze, pulling off an upset win in the fourth round of the Aurionpro International Grandmaster and Junior Chess Tournament on Friday.

GM Manuel Petrosyan clinically beat Alexei Fedorov, while GM Aleksej Aleksandrov held top seed Levan Pantsulaia to a draw.

Young Advik Amit Agrawal impressed by holding IM Alexander Slizhevsky to a draw under pressure.