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Ravi Sethi born 1947 is an Indian Institutes of Technology computer scientist retired from Bell Labs and president of Avaya Labs Research. He also serves as a member of the National Science Foundation is Computer and Information Science and Engineering CISE Advisory Committee. He is best known as one of three authors of the classic computer science textbook Compilers: Principles, Techniques, and Tools, also known as the Dragon Book.
 education institution: Ravi Sethi, Indian Institutes of Technology
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: Ravi Sethi, Indian Institutes of Technology