docs: void writeSomeValueRestriction(String propertyUri, String rangeUri,
  			Resource bnode) throws RDFHandlerException {
  		this.rdfWriter.writeTripleValueObject(bnode, RdfWriter.RDF_TYPE,
  				RdfWriter.OWL_RESTRICTION);
  		this.rdfWriter.writeTripleUriObject(bnode, RdfWriter.OWL_ON_PROPERTY,
  				propertyUri);
  		this.rdfWriter.writeTripleUriObject(bnode,
  				RdfWriter.OWL_SOME_VALUES_FROM, rangeUri);
  	}