machine_question: what is the education institution has a sports team named North Dakota State Bison football 's mascot
question: What is the mascot of the educational institution that has a sports team named the North Dakota State Bison?
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:education.educational_institution.sports_teams ns:m.0c41_v . 
  ?c ns:education.educational_institution.mascot ?x .
  }
  
webqsp_question: what is north dakota state 's mascot