What Malaysian badminton player held the number one worldwide ranking and played at the 2016 Olympics?
Sören Opti:  He competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil. Sören Opti:  He lost to both Lee Chong Wei of Malaysia and Derek Wong Zi Liang of Singapore during group play and did not advance further. Lee Chong Wei: Dato' Lee Chong Wei {'1': ", '2': ", '3': 'DSPN DB DCSM PJN', '4': "} (born 21 October 1982) is a Malaysian professional badminton player.
i don't know