132420
Kathleen Horvath and Yvonne Vermaak were the defending champions but lost in the semifinals to Ivanna Madruga-Osses and Catherine Tanvier .
 Kathleen Horvath, Yvonne Vermaak, Ivanna Madruga-Osses, Catherine Tanvier
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kathleen Horvath, Yvonne Vermaak, Ivanna Madruga-Osses, Catherine Tanvier