136890
He was the son of Colonel William Rickards , who commanded the 29th Pennsylvania Infantry Regiment in the American Civil War .
 location: Pennsylvania Infantry Regiment
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: Pennsylvania Infantry Regiment 
Answer:
 location: Pennsylvania Infantry Regiment