19033
Michael Rubin , chief executive of GSI Commerce since 2002 , signed a contract in August that calls for him to return stock that was awarded on the basis of incorrect data about performance goals .
 person of company: Michael Rubin, GSI Commerce
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 person of company: Michael Rubin, GSI Commerce