About: http://webisa.webdatacommons.org/297594531

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	The appearance of the paper can be judged by its optical properties, such as brightness, whiteness, purity and opacity.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com