@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . <http://mu.semte.ch/blank#18b30013-2d2c-430b-8e39-afcf9d02230b> <http://www.cidoc-crm.org/cidoc-crm/P67_refers_to> <http://mu.semte.ch/blank#15601de0-5aab-4518-8316-0511903a5e05> . <http://mu.semte.ch/blank#15601de0-5aab-4518-8316-0511903a5e05> rdf:type <http://www.w3.org/ns/prov#Entity> ; <http://www.cidoc-crm.org/cidoc-crm/P2_has_type> <https://www.wikidata.org/entity/q6955> , <https://www.projectcest.be/wiki/Publicatie:Invulboek_objecten/Veld/Periode> .