machine_question: which political party does the public speaker which spoke about Education reform represent
question: To which political party does the public speaker advocating for Educational reform belong?
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:event.public_speaker.speeches_or_presentations ?k .
  ?k ns:event.speech_or_presentation.speech_topic ns:m.02mdg . 
  ?c ns:government.politician.party ?y .
  ?y ns:government.political_party_tenure.party ?x .
  }
  
webqsp_question: which political party does barack obama represent