About: http://webisa.webdatacommons.org/210150138

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	At the neighboring channels, i.e. 1549.0 nm, 1549.5 nm and 1550.5 nm (not shown) the combined transmissions 532 and 536 respectively, are severely attenuated by comparison.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk