11621
He was a delegate to the New York State Constitutional Convention of 1938 .
 organization: New York State Constitutional Convention
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: New York State Constitutional Convention 
Answer:
 organization: New York State Constitutional Convention