About: http://webisa.webdatacommons.org/273751513

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	As stated in the book, this area is a mask that is placed to the right of the line of symmetry.
http://www.w3.org/ns/prov#wasQuotedFrom	oreilly.com