1504
In Los Angeles he studied acting technique with  Stella Adler  going on to spend a few years at the  American  Repertory Theater ( A.R.T. ) Institute for Advanced Theatre Training at Harvard University where he performed in over seventeen productions during his tenure .
 origin: Stella Adler, American
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: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
Answer:
 origin: Stella Adler, American