151497
In 1907 in Vienna , he was delegated to the ARF IV Conference , then in Paris he organized the General Meeting of opposite Ottoman parties for the making of the future Ottoman Constitution .
 Vienna, ARF, Paris
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Vienna, ARF, Paris