About: http://webisa.webdatacommons.org/417669186

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	In addition, it becomes possible to use masks of almost any variety of shapes, such as rectangles, squares, stars, and the like, which would not have been possible to any satisfactory degree in accordance with prior art methods.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com