About: http://webisa.webdatacommons.org/178717698

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	The appearance is a jet black with a small dark mahogany ring around the edge when held up to the light and viewed from the underside of the glass.
http://www.w3.org/ns/prov#wasQuotedFrom	beeradvocate.com