query: embed.html##defaultView:Map{"hide":["?geo", "?rgb", "?layer"],"markercluster": true}
  SELECT DISTINCT ?geo ?xLabel ?plugLabel (SAMPLE(?x) AS ?x) (SAMPLE(?plug) AS ?plug) (SAMPLE(?layer) AS ?layer) WHERE {
    ?x wdt:P31/wdt:P279* wd:Q6256 ;
       wdt:P3896 ?geo ;
       wdt:P2853 ?plug.
    BIND(
      IF(?plug = wd:Q2335539, "AS/NZS 3112",
      IF(?plug = wd:Q1528507, "BS 1363",
      IF(?plug = wd:Q1383497, "BS 546",
      IF(?plug = wd:Q1378312, "Europlug",
      IF(?plug = wd:Q1653438, "IEC 60906-1",
      IF(?plug = wd:Q1123613, "Schuko",
      IF(?plug = wd:Q2335530, "SEV 1011",
      IF(?plug = wd:Q24288454, "Type A",
      IF(?plug = wd:Q24288456, "Type B",  
      IF(?plug = wd:Q2335524, "Type D",
      IF(?plug = wd:Q2335536, "Type E",
      IF(?plug = wd:Q1266396, "Type H", 
      IF(?plug = wd:Q1502017, "Type K",
      IF(?plug = wd:Q1520890, "Type L",   
          ""))))))))))))))
      AS ?layer).
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  }
  GROUP BY ?geo ?xLabel ?plugLabel
    