query: SELECT DISTINCT ?item ?itemLabel ?position ?positiontype ?electoraldistrict ?electoraldistrictLabel ?parliametarygroup ?fbid WHERE { 
      VALUES ?member {wd:Q55783826} .
      ?node ps:P39 ?member .
      ?item p:P39 ?node .
      MINUS {?item wdt:P570 [] }
      MINUS {?node pq:P582 [] }
      ?node pq:P2937 wd:Q56188367 .
      OPTIONAL { ?node pq:P4100 ?parliametarygroup }
      OPTIONAL { ?node pq:P580 ?starttime }
      OPTIONAL { ?node pq:P768 ?electoraldistrict .
      }
      OPTIONAL { ?node pq:P582 ?endtime }
      ?node ps:P39 ?position .
      ?position wdt:P31 ?positiontype .
      OPTIONAL { ?item wdt:P2013 ?fbid }
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }
  ORDER BY ?item