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That drop came on the heels of the 200,000 jobs that were lost earlier in the decade -- representing nearly 20 percent of the work force -- when the San Jose metropolitan area , which includes much of Silicon Valley , suffered the worst collapse of any metropolitan area in the United States since the Great Depression , surpassing even Detroit in the early 1980 's , which lost 13 percent of its jobs . ''
 location contains: Silicon Valley, San Jose
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Silicon Valley, San Jose 
Answer:
 location contains: Silicon Valley, San Jose