<http://linked.opendata.cz/ontology/ldvm/OptionalFeature>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2000/01/rdf-schema#Class> .
<http://linked.opendata.cz/ontology/ldvm/OptionalFeature>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://linked.opendata.cz/ontology/ldvm/Feature> .
<http://linked.opendata.cz/ontology/ldvm/OptionalFeature>	<http://www.w3.org/2000/01/rdf-schema#isDefinedBy>	<http://linked.opendata.cz/ontology/ldvm/> .
<http://linked.opendata.cz/ontology/ldvm/OptionalFeature>	<http://www.w3.org/2000/01/rdf-schema#comment>	"Linked Data Visualization Model Optional Feature"@en .
<http://linked.opendata.cz/ontology/ldvm/OptionalFeature>	<http://www.w3.org/2000/01/rdf-schema#label>	"LDVM Optional Feature"@en .