machine_question: in what country is the city that hosted 1928 Summer Olympics
question: What country had the city which hosted the 1928 Summer Olympics?
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:olympics.olympic_host_city.olympics_hosted ns:m.0lv1x . 
  ?c ns:base.biblioness.bibs_location.country ?x .
  }
  
webqsp_question: in what country is amsterdam