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In 1956 he finished a degree in law. He later finished a doctorate in law in 1965 at the University of Zagreb, main campus of Zagreb, specializing in maritime law. Hrvoje Ka cic also writes about history. He has collaborated with Ivo Pilar Institute of History.
 education institution: Hrvoje Ka, University of Zagreb, main campus
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: Hrvoje Ka, University of Zagreb, main campus