About: http://webisa.webdatacommons.org/329758551

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	If your input device is floating, i.e. a laptop running off of battery power, you need to tie your video ground to the input device's signal ground, otherwise your video signal has no ground reference and you will not get an image.
http://www.w3.org/ns/prov#wasQuotedFrom	mp3car.com