13864
 Sports books in Las Vegas do not post odds on marathons because wagers in Nevada must be made in person , not on the Internet , and there is not enough interest in marathon betting there , White said . 
 location contains: Nevada, Las Vegas
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:  Nevada, Las Vegas 
Answer:
 location contains: Nevada, Las Vegas