This is a diff between 1.1 and 1.2 revisions:

* View Query Editor [[http://demo.openlinksw.com/isparql/?query=PREFIX%20rdf%3A%20%3Chttp%3A%2F%2Fwww.w3.org%2F1999%2F02%2F22-rdf-syntax-ns%23%3E%0APREFIX%20atom%3A%20%3Chttp%3A%2F%2Fatomowl.org%2Fontologies%2Fatomrdf%23%3E%0APREFIX%20sioc%3A%20%3Chtt * View Query Results [[http://demo.openlinksw.com/view/?format=application%2Frdf%2Bxml&maxrows=50&query=%0APREFIX%20rdf%3A%20%3Chttp%3A%2F%2Fwww.w3.org%2F1999%2F02%2F22-rdf-syntax-ns%23%3E%0APREFIX%20atom%3A%20%3Chttp%3A%2F%2Fatomowl.org%2Fontologies% * View Query Results [[http://demo.openlinksw.com/sparql?default-graph-uri=&should-sponge=&query=PREFIX+rdf%3A+%3Chttp%3A%2F%2Fwww.w3.org%2F1999%2F02%2F22-rdf-syntax-ns%23%3E%0D%0APREFIX+atom%3A+%3Chttp%3A%2F%2Fatomowl.org%2Fontologies%2Fatomrdf%23%3E---++++Sample Data (Live Query Results)}
>/verbatim>
OPTIONAL { ?post atom:published ?date } . OPTIONAL { ?post atom:updated ?updated} . OPTIONAL { ?post atom:title ?title} . OPTIONAL { ?post atom:source ?source} . OPTIONAL { ?post atom:published ?published} . OPTIONAL { ?post atom:link ?link} . OPTIONAL { ?post atom:author ?author} . ?forum sioc:container_of ?post. ?forum rdf:type sioct:Calendar. {WHERESELECT * PREFIX sioct: <http://rdfs.org/sioc/types#>PREFIX sioc: <http://rdfs.org/sioc/ns#>PREFIX atom: <http://atomowl.org/ontologies/atomrdf#>PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>---++Calendar Applications Data Space
>verbatim>