machine_question: what are the official colors of the the sports team arena stadium is AT&T Stadium
question: What are the official colors of the team that plays in AT&T stadium?
sparql: PREFIX ns: <http://rdf.freebase.com/ns/>
  SELECT DISTINCT ?x
  WHERE {
  FILTER (?x != ?c)
  FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
  ?c ns:sports.sports_team.arena_stadium ns:m.0g9v1q . 
  ?c ns:sports.sports_team.colors ?x .
  }
  
webqsp_question: what are the official colors of the dallas cowboys