<http://webisa.webdatacommons.org/prov/26990672>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/170766041> .
<http://webisa.webdatacommons.org/170766041>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<phys.org> .
<http://webisa.webdatacommons.org/170766041>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/170766041>	<http://www.w3.org/ns/prov#value>	"They created a sandwich-like structure that layers cheaper and more abundant elements with gold and palladium and other elements to make it more effective." .