About: http://webisa.webdatacommons.org/221161740

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	any-key, I have a vector and a quaternion, the vector is a module and the quaternion is a class that includes it, because they have a lot in common
http://www.w3.org/ns/prov#wasQuotedFrom	whitequark.org