About: http://webisa.webdatacommons.org/413610472

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	Although electro-optical displays have been used for many years, a problem has existed, particularly with respect to larger displays, in providing support and maintaining parallelism between the plates across the display cavity.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com