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He spent most of those years based in London , as the investment banking firm 's chief lobbyist at the European Union 's headquarters in Brussels , although he also worked for a short time there as the chief of staff to Jon Corzine , then the firm 's co-chairman and now the Democratic governor of New Jersey .
 location contains: European Union, Brussels
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:  European Union, Brussels 
Answer:
 location contains: European Union, Brussels