2685
Timothy J. Creamer Soichi Nohuchi and  Oleg Kotov  are to join current inhabitants American Jeff Williams and  Russian  Maxim Surayev who have been alone on the space station for three weeks .
 origin: Oleg Kotov, Russian
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: Oleg Kotov, Russian