28037
 A leader of that group , Senator Ben Nelson , Democrat of Nebraska , said in a telephone interview on Monday that he expected the 14 senators to meet again soon , if only to say that '' we do n't need to get together . '' 
 Ben Nelson, Nebraska
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Ben Nelson, Nebraska