13407
It was also a red light district and center of Philadelphia 's gay bathhouse culture in the 1970 s and 1980 s .
 location: Philadelphia
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: Philadelphia 
Answer:
 location: Philadelphia