About: http://webisa.webdatacommons.org/224330818

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	These conventional techniques are surely effective to visible light rays, however, they have some problems such as insufficient sensitivity, making them impracticable.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es