Dump of Events with details for a given Calendar

 PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>  
PREFIX sioc: <http://rdfs.org/sioc/ns#> 
PREFIX sioct: <http://rdfs.org/sioc/types#>
PREFIX dct: <http://purl.org/dc/elements/1.1/>
PREFIX dcc: <http://purl.org/dc/terms/>
PREFIX calr: <http://www.w3.org/2002/12/cal#> 
SELECT distinct ?forum_name, ?post, ?url, ?summary, ?descr, ?location
WHERE 
  {
    ?forum rdf:type sioct:Calendar .
    ?forum sioc:id ?forum_name.
    ?forum sioc:container_of ?post .
    ?post rdf:type calr:vevent .
    OPTIONAL{?post dct:title ?title}.
    OPTIONAL{?post calr:url ?url }.
    OPTIONAL{?post calr:summary ?summary }.
    OPTIONAL{?post calr:description ?descr }.
    OPTIONAL{?post calr:dtstart ?start}.
    OPTIONAL{?post calr:location ?location}.
  }

Sample Data (Live Query Results)