About: http://webisa.webdatacommons.org/365235256

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	Preferably, the acute angle is an angle selected between about 15 and 45 degrees.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com