318553
The building was retained as a firehouse by the New York City Fire Department until the 1970s , serving as the home of various units including Ladder 110 and 118 , Engine 207 , and from 1947 to 1971 , Battalion 31 .
 None
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:  
Answer:
 None