<http://caligraph.org/ontology/April_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/1951_event>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1951_events_by_month> .
<http://caligraph.org/ontology/December_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/1951_event>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:1951_events_by_country> .
<http://caligraph.org/ontology/1951_event>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/February_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1950s_event> .
<http://caligraph.org/ontology/1951_sports_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/November_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/August_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/September_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/1951_event>	<http://www.w3.org/2000/01/rdf-schema#label>	"1951 event" .
<http://caligraph.org/ontology/May_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/January_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/July_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/March_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/October_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .
<http://caligraph.org/ontology/June_1951_event>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/1951_event> .