. . . . "Returns all presentations of the given event, with label, date, time, location, presenter, and nanopub link." . . . "Get presentations for event" . . "prefix rdfs: \nprefix dct: \nprefix np: \nprefix npa: \nprefix npx: \nprefix wd: \nprefix schema: \n\nselect ?presentation ?presentation_label ?date ?time ?location ?speaker ?np (\"^\" as ?np_label) where {\n graph npa:graph {\n ?np npa:hasValidSignatureForPublicKeyHash ?pubkey .\n filter not exists { ?npx npx:invalidates ?np ; npa:hasValidSignatureForPublicKeyHash ?pubkey . }\n filter not exists { ?np npx:hasNanopubType npx:ExampleNanopub . }\n ?np dct:created ?npdate .\n ?np np:hasAssertion ?a .\n ?np npx:introduces ?presentation .\n }\n values ?_event_multi_iri {}\n graph ?a {\n ?presentation a wd:Q604733 .\n ?presentation dct:isPartOf ?_event_multi_iri .\n ?presentation wd:P823 ?speaker .\n }\n optional { graph ?a { ?presentation rdfs:label ?presentation_label . } }\n optional { graph ?a { ?presentation dct:date ?olddate . } }\n optional { graph ?a { ?presentation schema:startDate ?startDate . } }\n optional { graph ?a { ?presentation schema:endDate ?endDate . } }\n optional { graph ?a { ?presentation schema:location ?location . } }\n bind(coalesce(strbefore(str(?startDate), \"T\"), str(?olddate)) as ?date)\n bind(substr(strafter(str(?startDate), \"T\"), 1, 5) as ?starttime)\n bind(substr(strafter(str(?endDate), \"T\"), 1, 5) as ?endtime)\n bind(coalesce(concat(?starttime, \"\\u2013\", ?endtime), ?starttime) as ?time)\n bind(coalesce(str(?startDate), str(?olddate)) as ?sortkey)\n} order by desc(?sortkey)" . . "Tobias Kuhn" . "2026-08-19T13:21:17Z"^^ . . . . . . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB" . "pCeo/nmGdQvnTTETot1S0tdldxnyvvTFqTkEkkDZALeZUPl14/p7aWwXqGlBPWJviiuFN9AHgi9bbapR03fVoYgqmvb20EIzFKN/R9BLR4Lpf2TvPOEiChntJholidtdrC9BKb7JNWXATFmmEjai3faM41N6+CRcDAVl1ZQlUaQ=" . . .