1957
He  became a full member of the  Serbian Royal Academy  in 1899 when he was only 31 .
 employee of: He, Serbian Royal Academy
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  He, Serbian Royal Academy 
Answer:
 employee of: He, Serbian Royal Academy