yearold Tanvi Patri breaks new ground enters Youth Olympic badminton final. Tanvi Patri scripted history by defeating Japan's Yuzuno Watanabe 21-14, 11-21, 21-19 to reach the Youth Olympic badminton final. The 15-year-old became the first Indian woman to achieve the. Tanvi Patri defeated Thailand's Kungkaew Kakanik in straight games to reach the Youth Olympics girls' singles semi-finals in Dakar. Victory over Japan's Yuzuno Watanabe would guarantee silver and.