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Yosef Serlin was born in BiaCystok in the Russian Empire (now in Poland), where he attended a Hebrew High School. He studied law at the University of Warsaw and was certified as a lawyer in 1929. He was active in the Zionist Movement in Poland and was chairman of the Federation of Academic Zionists in Warsaw. He was made personal secretary to Nahum Sokolow in 1930. He was also a member of the Central Committee of Radical Zionists in Poland.
 education institution: Yosef Serlin, University of Warsaw
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: place of death, place of birth, education degree, education institution 
Text: {0} 
Answer:
 education institution: Yosef Serlin, University of Warsaw