87113
Jill Hetherington and Elna Reinach were the defending champions but only Hetherington competed that year with Kristine Radford .
 Jill Hetherington, Elna Reinach, Hetherington, Kristine Radford
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Jill Hetherington, Elna Reinach, Hetherington, Kristine Radford