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In 1957, he obtained his PhD from the Hebrew University of Jerusalem . From 1958 to 1968, Itzhak Arnon headed the Volcani Institute of Agricultural Research. In 1971, he received the Israel Prize in agriculture.
 education institution: Itzhak Arnon, Hebrew University of Jerusalem
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: Itzhak Arnon, Hebrew University of Jerusalem