167751
Later , from 1849 to 1853 , it was home of Harvard 's 18th president , the historian Jared Sparks .
 organization: Harvard; person: Jared Sparks
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: Harvard, Jared Sparks 
Answer:
 organization: Harvard; person: Jared Sparks