48191
She began studying dance as a young child and made her professional debut as a child performer in Paris in 1931 with the experimental ballet troupe of Ida Rubinstein .
 Ida Rubinstein
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Ida Rubinstein