199671
She studied to become a teacher , taking the exam in 1899 , and worked as a teacher at a girl 's school in Strasbourg from 1900 , of which she was one of the co-founders .
 Strasbourg
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Strasbourg