Who was the Swiss professional tennis player who made it the the semi finals in The 1999 French Open – Women's Singles? 
1999 French Open – Women's Singles:  Arantxa Sánchez Vicario was the defending champion, but she was knocked out by Martina Hingis in the semifinals. Martina Hingis: Martina Hingis (born 30 September 1980) is a Swiss professional tennis player, a former world No. 1 singles player and currently ranked world No. 2 in doubles by the WTA.
Martina Hingis