<http://webisa.webdatacommons.org/154868584>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/60806098>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/154868584> .
<http://webisa.webdatacommons.org/154868584>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freepatentsonline.com> .
<http://webisa.webdatacommons.org/prov/409367653>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/154868584> .
<http://webisa.webdatacommons.org/154868584>	<http://www.w3.org/ns/prov#value>	"When hydrogen is used, a catalyst such as palladium or platinum is usually used." .