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father, Nigerian poet and novelist Ben Okri spent his early childhood in London while his father studied law and returned to Nigeria with his family in 1968. He studied at Essex University of Essex in England.
 education institution: Ben Okri, University of Essex
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: Ben Okri, University of Essex