61031
Future president William Henry Harrison gave a speech on the front porch in 1840 while campaigning to become president .
 person: William Henry Harrison
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: William Henry Harrison 
Answer:
 person: William Henry Harrison