CHENNAI, India -- Second-seeded Janko Tipsarevic beat French player Edouard Roger-Vasselin 6-2, 6-3 Wednesday in the second round of the Chennai Open.

Tipsarevic, who had a bye in the first round, took a 3-0 lead and maintained the tempo to set up a quarterfinal match with Go Soeda of Japan.  
Also, Aljaz Bedene of Slovenia defeated sixth-seeded Robin Haase of the Netherlands 7-5, 6-3, and fourth-seeded Stanislas Wawrinka beat German qualifier Cedrik Marcel-Stebe 6-4, 6-3.  
Soeda beat Indian qualifier Prakash Amritraj 7-6 (2), 3-6, 6-4.