About: http://webisa.webdatacommons.org/234028303

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	You could use a limit representing the slope difference that determines if the input is a line or a curve.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com