39387
Despite a parting from the Blackstone Group in 1994 that was less than amicable , he remains on friendly terms with Stephen A. Schwarzman , the private equity giant 's co-founder , and attended his recent birthday lunch at the Four Seasons .
 company founders: Blackstone Group, Stephen A. Schwarzman; person of company: Stephen A. Schwarzman, Blackstone Group
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:  Blackstone Group, Stephen A. Schwarzman; Stephen A. Schwarzman, Blackstone Group 
Answer:
 company founders: Blackstone Group, Stephen A. Schwarzman; person of company: Stephen A. Schwarzman, Blackstone Group