About: http://webisa.webdatacommons.org/400281496

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	For example, a variety of graphical, integer, real number, display, or other types of data can be represented, including an ???undefined??? data type category indicated by ???u??? in FIG. 11.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com