<http://dbpedia.org/resource/Keith_Duckworth>	<http://dbpedia.org/ontology/birthYear>	"1933Z"^^<http://www.w3.org/2001/XMLSchema#gYear> .
<http://dbpedia.org/resource/Keith_Duckworth>	<http://xmlns.com/foaf/0.1/name>	"Duckworth, Keith"@en .
<http://dbpedia.org/resource/Keith_Duckworth>	<http://dbpedia.org/ontology/birthDate>	"1933-08-10Z"^^<http://www.w3.org/2001/XMLSchema#date> .
<http://dbpedia.org/resource/Keith_Duckworth>	<http://dbpedia.org/ontology/deathYear>	"2005Z"^^<http://www.w3.org/2001/XMLSchema#gYear> .
<http://dbpedia.org/resource/Keith_Duckworth>	<http://dbpedia.org/ontology/deathDate>	"2005-12-19Z"^^<http://www.w3.org/2001/XMLSchema#date> .
<http://dbpedia.org/resource/Keith_Duckworth>	<http://purl.org/dc/elements/1.1/description>	"British mechanical engineer" .
<http://dbpedia.org/resource/Keith_Duckworth>	<http://www.w3.org/2000/01/rdf-schema#comment>	"David Keith Duckworth (10 August 1933 \u2013 18 December 2005) was an English mechanical engineer. He is most famous for designing the Cosworth DFV (Double Four Valve) engine, an engine that revolutionised the sport of Formula One."@en .