. . "Group of scientists"@en . "PREFIX skos: \nPREFIX dbo: \n\nPREFIX scwg: \n\nCONSTRUCT {\n ?node rdfs:label ?label ;\n scwg:number-of-people ?numberOfPeople . \n} WHERE {\n ?node skos:prefLabel ?label .\n FILTER(LANG(?label) = \"en\")\n\n OPTIONAL {\n SELECT ?node (COUNT(*) AS ?numberOfPeople1)\n WHERE {\n ?person a dbo:Scientist ;\n dct:subject ?node .\n }\n GROUP BY ?node\n }\n BIND(COALESCE(?numberOfPeople1, 0) AS ?numberOfPeople)\n}" .