6630
 The request of Nelson Peterson , the father of the Oklahoma junior tailback Adrian Peterson , to attend the Sooners ' game against Texas in Dallas on Oct. 7 has been denied by federal probation officials . 
 location contains: Texas, Dallas
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: Texas, Dallas