Samenhang
prefix ceo: https://linkeddata.cultureelerfgoed.nl/def/ceo# select ?CHO_X ?eigenschap ?CHO_Y (count(*) as ?aantal) { ?x a ?CHO_X. { bind(ceo:bevatObject as ?eigenschap) ?x ?eigenschap ?y. } union { bind(ceo:ligtInObject as ?eigenschap) ?x ?eigenschap ?y. } ?y a ?CHO_Y. } group by ?CHO_X ?eigenschap ?CHO_Y order by ?eigenschap ?CHO_X ?CHO_Y