Chennai, Sep 3 (IANS): Vinayak Sharma Kaza upset top seed Vijay Sundar Prashanth 6-7(4), 6-2, 6-1 to reach the singles semi-finals of the Raman Sports Trust Men's Futures tennis tournament here on Thursday.

However, second seed Jeevan Nedunchezhiyan maintained his form to keep his appointed place in the semi-finals when he outplayed Mohit Mayur Jayaprakash in straight sets to set up a clash with Sidharth Rawat who eased past Manzano Rodriguez of Spain 6-3, 5-2 (retd).

In the other semi-final, Sharma takes on wild card Prajnesh Gunneswaran who overcame seventh seed Sumit Nagal 6-4, 7-6(4).

The results (Quarter-finals): 6-Vinayak Sharma Kaza bt 1-Vijay Sundar Prashanth 6-7(4), 6-2, 6-1; WC-Prajnesh Gunneswaran bt 7-Sumit Nagal 6-4, 7-6(4); Sidharth Rawat bt Manzano Rodriguez (ESP) 6-3, 5-2 (retd); 2-Jeevan Nedunchezhiyan bt 5-Mohit Mayur Jayaprakash 6-3, 6-4.

Doubles (semi-finals): 1- Jeevan Nedunchezhiyan / N Vijay Sundar Prashanth bt Chindril Sood / Lakshit Sood 6-3, 6-4; 4-Markos Kalovelonis (RUS) / Timur Khabibulin (Kaz) bt 2-Xin Gao / Bowen Ouyang (CHN) 6-4, 6-7(10), 10-4.