About: http://webisa.webdatacommons.org/385158496

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 video signals from the television cameras 1-1 through 1-n may employ any of various kinds of systems such as the NTSC system, the PAL system and the SECAM system.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com