3303
 In Boston , Dr. Christopher J. O'Donnell , the author of the editorial and an expert on the genetics of heart disease at Massachusetts General Hospital , praised the study but said there were uncertainties about the rationale for the drug . 
 location contains: Boston, Massachusetts General Hospital
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Boston, Massachusetts General Hospital 
Answer:
 location contains: Boston, Massachusetts General Hospital