About: http://webisa.webdatacommons.org/69269726

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	However, new and emerging media such as cable TV, video cassettes, DVDs and the Internet have challenged the ratings system, Vaughn says.
http://www.w3.org/ns/prov#wasQuotedFrom	wisc.edu