Calcutta: Uzbek GM Dzhumaev Marat turned the tables with a hard fought win over IM Vishnu Prasanna to clinch the title and Rs 3.5 lakh cash award in the Open International Chess Tournament, organised by Alekhine Chess Club, on Thursday.
Overnight leader GM SP Sethuraman crumbled under pressure as he drew against second seed GM Anton Korobov to slip to the second spot and settled for a cash award of Rs 2.5 lakh.
GM-nominated Vidit Gujrathi and GM Deep Sengupta finished third and fifth respectively for a prize purse of Rs 1.5 lakh and Rs 60,000 respectively.
Deep had a bright chance to claim the top honours but a win eluded him as he drew against IM Swapnil Dhopade in a three-hour-45-minute intriguing battle to slip to fifth place.
GM Surya Sekhar Ganguly and top seed GM Radoslaw Wojtaszek won against GM Adly Ahmed of Egypt and GM Viorel Iordachescu of Moldavia respectively in the final round.
While Ganguly finished ninth, Radoslaw had a fourth place finish.
GM Sandipan Chanda drew with Dipatayan Ghosh, while Saptarshi Roy finished with a good win over Russian GM Daniil Lintchevsky.
WGM Mary Ann Gomes overpowered Surya Praneeth in the final round to secure 44th position in the prize list.