About: http://webisa.webdatacommons.org/413378631

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	If the horizontal component is a sine wave, and the vertical component is a sine wave, but with a phase shift somewhere between 90??? (a cosine wave), and 0??? (a sine wave), a skewed oval results.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com