About: http://webisa.webdatacommons.org/325087273

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	For example, the laser output frequency may be in the optical C-band of wavelength approximately 1550 nm, and the microwave frequency may for example be 15 GHz.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com