About: http://webisa.webdatacommons.org/401180494

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 letter is a formula and the process to make it, and it matches closely with another recipe found two years ago.
http://www.w3.org/ns/prov#wasQuotedFrom	wqbe.com