About: http://webisa.webdatacommons.org/109222618

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	A node is a place where the two waves cancel out completely as two waves destructively interfere in the same place.
http://www.w3.org/ns/prov#wasQuotedFrom	wikibooks.org