query: # members of the 1959-64 Parliament - 630 members.
  SELECT ?item ?itemLabel ?nameLabel ?genderLabel ?born ?birthplaceLabel ?died ?deathplaceLabel {
   ?item wdt:P39 wd:Q41582606 . 
   OPTIONAL { ?item wdt:P569 ?born . }
   OPTIONAL { ?item wdt:P570 ?died . }
   OPTIONAL { ?item wdt:P735 ?name . }
   OPTIONAL { ?item wdt:P21 ?gender . }
   OPTIONAL { ?item wdt:P19 ?birthplace . }
   OPTIONAL { ?item wdt:P20 ?deathplace . }
   SERVICE wikibase:label { bd:serviceParam wikibase:language 'en' }
  }
  ORDER BY ?start