31951
The majority of these cities and towns are within one of five metropolitan areas : the Los Angeles Metropolitan Area , the San Francisco Bay Area , the Riverside-San Bernardino Area , the San Diego metropolitan area , or the Sacramento metropolitan area .
 location: Los Angeles Metropolitan Area; location: San Francisco Bay Area; location: Riverside-San Bernardino Area; location: San Diego metropolitan area; location: Sacramento metropolitan area
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: Los Angeles Metropolitan Area, San Francisco Bay Area, Riverside-San Bernardino Area, San Diego metropolitan area, Sacramento metropolitan area 
Answer:
 location: Los Angeles Metropolitan Area; location: San Francisco Bay Area; location: Riverside-San Bernardino Area; location: San Diego metropolitan area; location: Sacramento metropolitan area