9373
Afterwards he was invited to help with the Theatre Performance Degree Course at  Aberystwyth University  where he helped with  Bertolt Brecht  's Mother Courage and Her Children The Caucasian Chalk Circle and Alarm Call .
 None
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:
 NA: Aberystwyth University, Bertolt Brecht