<http://caligraph.org/ontology/Building_or_structure_completed_in_1820>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Industrial_building_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Building_or_structure_completed_in_1820> .
<http://caligraph.org/ontology/Building_or_structure_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/The_art> .
<http://caligraph.org/ontology/Building_or_structure_completed_in_1820>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Buildings_and_structures_completed_in_1820> .
<http://caligraph.org/ontology/Government_building_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Building_or_structure_completed_in_1820> .
<http://caligraph.org/ontology/Building_or_structure_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Build> .
<http://caligraph.org/ontology/Building_or_structure_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#label>	"Building or structure completed in 1820" .
<http://caligraph.org/ontology/Theatre_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Building_or_structure_completed_in_1820> .
<http://caligraph.org/ontology/Commercial_building_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Building_or_structure_completed_in_1820> .
<http://caligraph.org/ontology/Building_or_structure_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Building_or_structure> .
<http://caligraph.org/ontology/Residential_building_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Building_or_structure_completed_in_1820> .
<http://caligraph.org/ontology/Masonic_building_completed_in_1820>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Building_or_structure_completed_in_1820> .