About: http://webisa.webdatacommons.org/68210743

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	They were integrated into every game, including downloadable Xbox Live Arcade games, and offered players numeric rewards when they activated certain triggers.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com