About: http://webisa.webdatacommons.org/417182187

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	As for quantity.... here is a test you can do in your own kitchen.
http://www.w3.org/ns/prov#wasQuotedFrom	american-longevity.com