About: http://webisa.webdatacommons.org/117661221

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	Therefore, there is a problem that the user must remember the channel number of the bought program and its air time, and if the user forgets the channel number and the air time, the user is unable to view or record the program.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com