<http://caligraph.org/ontology/RestrictionHasValue_activeYearsStartYear_1957>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Restriction> .
<http://caligraph.org/ontology/RestrictionHasValue_activeYearsStartYear_1957>	<http://www.w3.org/2002/07/owl#hasValue>	"1957" .
<http://caligraph.org/ontology/Military_unit_or_formation_established_in_1957>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_activeYearsStartYear_1957> .
<http://caligraph.org/ontology/RestrictionHasValue_activeYearsStartYear_1957>	<http://www.w3.org/2002/07/owl#onProperty>	<http://caligraph.org/ontology/activeYearsStartYear> .
<http://caligraph.org/ontology/Musical_group_established_in_1957>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_activeYearsStartYear_1957> .
<http://caligraph.org/ontology/Railway_locomotive_introduced_in_1957>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_activeYearsStartYear_1957> .
<http://caligraph.org/ontology/RestrictionHasValue_activeYearsStartYear_1957>	<http://www.w3.org/2000/01/rdf-schema#label>	"Restriction onProperty=activeYearsStartYear hasValue=1957" .
<http://caligraph.org/ontology/Eurovision_Song_Contest_entrant_of_1957>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/RestrictionHasValue_activeYearsStartYear_1957> .