Saina Nehwal and P. Kashyap will play their quarterfinal matches of the Indonesia Open Super Series Premier Badminton tournament at Jakarta today. While Saina will clash with China's Shixian Wang, Kashyap will take on another Chinese, top seeded Long Chen. Saina and Kashyap are the two Indians left in the tournament.Meanwhile, Saina was yesterday displaced from the top spot in the world rankings. She dropped two spots to third and is now placed below Spaniard Carolina Marin. Olympic champion Li Xuerui claimed the top spot. In Men's Singles, K. Srikanth was the highest-placed Indian, climbing a position to third.