28870
 Since 2000 , Boston has never attracted fewer than 2.4 million fans on the road , and its attractiveness peaked last season at nearly 2.9 million , about 500,000 fans more than it lured to Fenway Park , with its relatively small seating capacity . 
 location contains: Boston, Fenway Park
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: Boston, Fenway Park