About: http://webisa.webdatacommons.org/454063954

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	In this example, the predetermined frequency range resulting from filtering of the real audio input signals may be a low frequency range such as 0 to 50 Hz, 0 to 100 Hz, or 20 to 100 Hz.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com