About: http://webisa.webdatacommons.org/449335419

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 ring is sort of like a field but now we remove the requirement where inverses exist for all nonzero elements.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com