Defending champion Saina Nehwal and Rituparna Das advanced to the second round of the women's singles competition of the $300,000 India Open Super Series at the Siri Fort stadium here on Wednesday.
Olympic bronze medallist Saina thrashed compatriot Tanvi lad 21-7, 21-13 in a lop-sided 34-minute match, while Rituparna Das defeated compatriot Anura Prabhudesai 21-18, 21-15 in another women's singles match.
B Sai Praneeth, who had stunned two-time Olympic silver medallist lee Chong Wei in the opening round of All England Championship, lost 20-22, 13-21 to Sony Dwi Kuncoro of Indonesia, while Ajay Jayaram blew away a 11-7 and 19-17 lead in the decider to go down 12-21, 21-13, 19-21 to German's Marc Zwiebler in the opening round of men's singles.
Women's singles player Ruthvika Shivani Gadde also suffered a 10-21 14-21 loss to sixth seeded Chinese Wang Shixian, who reached the finals of the All England earlier this month