3368
Crompton and colleagues Susannah Thorpe and  Roger Holder  of the  University of Birmingham  observed wild orangutans in Sumatra Indonesia for their study .
 members: Roger Holder, University of Birmingham
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:
 members: Roger Holder, University of Birmingham