7425
Because the toll plaza is on the Oakland side , the western span is a " de facto " non-tolled bridge ; traffic between the island and the main part of San Francisco can freely cross back and forth .
 location: Oakland; location: San Francisco
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: Oakland; location: San Francisco