About: http://webisa.webdatacommons.org/400336054

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	Sources: beans and green vegetables such as spinach and cabbage, citrus fruits and juices, wheat bran and other whole grains, dark green leafy vegetables, poultry, pork, shellfish, and liver.
http://www.w3.org/ns/prov#wasQuotedFrom	pharmaton.com