About: http://webisa.webdatacommons.org/38922145

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 voltage applied to the liquid crystal layer of the liquid crystal display device is usually an ac voltage, and there is no such thing as a voltage that is lower than no applied voltage (V=0V) on the low voltage side.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com