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Ronald Edward Zupko born 5 August 1938 is an authority on historical metrology the study Doctor of Philosophy the history of weights and measures with an academic background in medieval history. He is known for his books on the history of weights and measures, and has written numerous dictionary and encyclopedia entries on historical measurement units.
 education degree: Ronald Edward Zupko, Doctor of Philosophy
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 degree: Ronald Edward Zupko, Doctor of Philosophy