<http://caligraph.org/ontology/April_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/July_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/October_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/1821_event>	<http://www.w3.org/2000/01/rdf-schema#label>	"1821 event" .
<http://caligraph.org/ontology/1821_event>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1821_events_by_month> .
<http://caligraph.org/ontology/September_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/December_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/February_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/May_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/August_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/March_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Societal_event> .
<http://caligraph.org/ontology/1821_event>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/June_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1820s_event> .
<http://caligraph.org/ontology/January_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .
<http://caligraph.org/ontology/November_1821_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1821_event> .