About: http://webisa.webdatacommons.org/234646123

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	App contracts and extensions: How to declare agreements between your apps and other apps and Windows, for example the Play To contract and the Game Explorer extension.
http://www.w3.org/ns/prov#wasQuotedFrom	microsoft.com