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Professor Joshua H. Ritchie studied medicine at the University of California, Berkeley , becoming ah MD in 1962. In the late 60's and 70's he worked as a doctor and lecturer in Israel and California, specializing in pediatrics and family medicine. In the early 90's he was an Assistant Professor at the Albert Einstein College of Medicine and director of pediatric training at the University of Southern California School of Medicine.
 education institution: Joshua H. Ritchie, University of California, Berkeley
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: Joshua H. Ritchie, University of California, Berkeley