7431
The solution was to construct a massive concrete anchorage halfway between San Francisco and the island , and to build a main suspension span on each side of this central anchorage .
 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: San Francisco