23102
Marcopoulos -LRB- who worked for Rem Koolhaas in Rotterdam and SOM in San Francisco -RRB- and Moukheiber -LRB- who came out of Cooper Union and worked with Bruce Mau in Toronto and SOM in New York -RRB- were used to some pretty extreme challenges , but in this case it was creative political skills that they needed more than anything else . ''
 Rem Koolhaas, Rotterdam; Rem Koolhaas, Rotterdam; New York, Cooper Union
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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} 
Answer:
 Rem Koolhaas, Rotterdam; Rem Koolhaas, Rotterdam; New York, Cooper Union