4268
 The recommendations are '' much comprehensive and much more directive '' than earlier ones , said Dr. William Schaffner , who is chairman of the department of preventive medicine at Vanderbilt University in Nashville . 
 location contains: Nashville, Vanderbilt University
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:
 location contains: Nashville, Vanderbilt University