About: http://webisa.webdatacommons.org/25729582

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	Diamond is the hardest known substance and is usually light colored and transparent, while graphite is greasy, easily powdered, and very dark in color.
http://www.w3.org/ns/prov#wasQuotedFrom	eduessays.com