query: embed.html#SELECT ?item ?itemLabel ?itemDescripetion ?website ?twitter ?facebook ?partyLabel ?electoralDistrictLabel {
   ?item p:P39 ?positionStatement .
   ?positionStatement ps:P39 wd:Q16707842; pq:P2937 wd:Q29974940 .
   MINUS { ?item p:P39 [ ps:P39 wd:Q16707842; pq:P2937 [ ^(wdt:P155+) wd:Q29974940 ] ] . }
   MINUS { ?item wdt:P463 [ ^(wdt:P155+) wd:Q29974940 ] . }
   OPTIONAL { ?positionStatement pq:P768 ?electoralDistrict . }
   OPTIONAL { ?positionStatement pq:P102 ?party . }
   OPTIONAL { ?item wdt:P856 ?website . }
   OPTIONAL { ?item wdt:P2002 ?twitter . }
   OPTIONAL { ?item wdt:P2013 ?facebook . }
   SERVICE wikibase:label { bd:serviceParam wikibase:language 'en' }
  }