machine_question: where are the timezones in the usa and has utc offset of -3.0
question: Which USA timezone has a utc offset of -3.0?
sparql: PREFIX ns: <http://rdf.freebase.com/ns/>
  SELECT DISTINCT ?x
  WHERE {
  FILTER (?x != ns:m.09c7w0)
  FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
  ns:m.09c7w0 ns:location.location.time_zones ?x .
  ?x ns:time.time_zone.dst_offset_from_utc "-3.0" . 
  }
webqsp_question: where are the timezones in the usa