49060
The geographic center of Philadelphia is located approximately at 40 ° 0 ′ 34 ″ north latitude and 75 ° 8 ′ 0 ″ west longitude .
 Philadelphia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Philadelphia