89901
The defending champions from 2010 were Vitalia Diatchenko and Eirini Georgatou , as there was no event in 2012 and the 2011 Soweto Open – Women 's Doubles tournament was cancelled due to heavy rain and flooding .
 Vitalia Diatchenko, Eirini Georgatou
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Vitalia Diatchenko, Eirini Georgatou