114686
Martina Hingis and Natasha Zvereva were the defending champions but Hingis did not compete this year .
 Martina Hingis, Natasha Zvereva, Hingis
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Martina Hingis, Natasha Zvereva, Hingis