About: http://webisa.webdatacommons.org/98445106

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 system delivers book, worksheet, and notebook pages, as well as instructional, simulation, practice, or other software.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com