About: http://webisa.webdatacommons.org/40829374

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 component could work, but milkfat, skim solids or protein, and calcium are the most common bases.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov