8709
Currently he is the head coach of his last team Tartu and assistant coach of the Estonia national basketball team.Gert ja treenerina SPORT.ERR.EE was born in Tallinn  Estonia  and made his senior club debut with TPI (  Tallinn University  of Technology ) team in Estonian SSR Championship ( today Korvpalli Meistriliiga ) .
 country of headquarters: Estonia, Tallinn University
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:
 country of headquarters: Estonia, Tallinn University