<http://caligraph.org/resource/R-4D>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#NamedIndividual> .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/2000/01/rdf-schema#label>	"R-4D" .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/2002/07/owl#sameAs>	<http://dbpedia.org/resource/R-4D> .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/2004/02/skos/core#altLabel>	"R-4D-11" .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/2004/02/skos/core#prefLabel>	"R-4D" .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Rocket_engine_using_hypergolic_propellant> .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/2004/02/skos/core#altLabel>	"Marquardt R-4D" .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Rocket_engines_using_the_pressure-fed_cycle> .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/2004/02/skos/core#altLabel>	"R-4d-12" .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:Rocket_engines_using_hypergolic_propellant> .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/2004/02/skos/core#altLabel>	"R-4D-12" .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://caligraph.org/ontology/Rocket_engine_using_the_pressure-fed_cycle> .
<http://caligraph.org/resource/R-4D>	<http://www.w3.org/2004/02/skos/core#altLabel>	"R-4D-11-300" .