SPARQL Queries for CMD2RDF

List distinct used LanguageNames:

PREFIX cmd-lang: <http://catalog.clarin.eu/ds/ComponentRegistry/rest/registry/components/clarin.eu:cr1:c_1271859438111/rdf#>

SELECT SAMPLE(?v) COUNT(?v)
WHERE { 
   [] cmd-lang:Language.hasLanguageNameElementValue ?v.
 } 
GROUP BY ?v

List the cmdm:contains relation pairs, grouped by type with count:

SELECT (SAMPLE(?t1) AS ?PARENT) (SAMPLE(?t2) AS ?CHILD) (COUNT(?c2) as ?COUNT)
WHERE { 
   ?c1 <http://www.clarin.eu/cmd/general.rdf#contains> ?c2.
   ?c1 a ?t1. ?c2 a ?t2.
 } 
GROUP BY ?t1 ?t2
ORDER BY ?t1 ?t2