5897
In November 2006 , he declared his candidacy for Mayor of Philadelphia , where two-term incumbent Mayor John F. Street was barred from re-election by term limits , amid pressure from Democratic voters to keep his Congressional seat to maintain a Philadelphia representative on the powerful Appropriations Committee in the House .
 location: Philadelphia; person: John F. Street; location: Philadelphia; organization: Appropriations Committee; location: House
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Philadelphia; person: John F. Street; location: Philadelphia; organization: Appropriations Committee; location: House