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 Windows is now so big and onerous because of the size of its code base , the size of its ecosystem and its insistence on compatibility with the legacy hardware and software , that it just slows everything down , '' observed David B. Yoffie , a professor at the Harvard Business School . '' 
 company: David B. Yoffie, Harvard Business School
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 company: David B. Yoffie, Harvard Business School