About: http://webisa.webdatacommons.org/181476321

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Graphene is a two-dimensional material made of a single atomic layer of carbon layers.
http://www.w3.org/ns/prov#wasQuotedFrom	windowscentral.com