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The silver key chains given to members of Key-2 Luxury in London are priceless ; these all-access passes are sent by companies like Jaeger-LeCoultre and Dunhill to platinum-plated V.I.P. 's , who can flash them for no-questions-asked upgrades like a free bottle of bubbly at Nozomi restaurant in the Knightsbridge neighborhood .
 location contains: London, Knightsbridge
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:  London, Knightsbridge 
Answer:
 location contains: London, Knightsbridge