Bhubaneswar: Indian IM Atanu Lahiri pulled off a big upset when he got the better of Russian Grand Master Roman Ovetchkin in the fifth round of the SCS International Open GM Chess Tournament.
Lahiri, who have four points in the kitty, is now sharing the third place with 16 others, including 10 Grand Masters.
Meanwhile, Russian GM Maxim Turov convincingly defeated Uzbek GM Marat Dzhumaev to emerge as the sole leader.
After the fifth round, second seed Turov has five points in the kitty while he is followed by six contenders – Aleksej Aleksandrov, Sergey Kasparov (both Belarus), Anton Kovalyov (Argentina), Attila Czebe (Hungary), Alexandr Fier (Brazil) and Martyn Kravtsiv (Ukraine) - with 4.5 points each.
IM Swayangsu Satyapragyan, WGM elect Kiran M Mohanty and WIM Padmini Rout kept their challenges alive by creditably drawing with GM Dmitry Bocharov (Russia), GM Sundararajan Kidambi (India) and IM Ashwin Jayaram (India) respectively.
Among other Indians, IM Debasish Das and Anwesh Upadhyaya (3.5 points each) won over CM Prince Bajaj and Vikramjit Singh respectively.