About: http://webisa.webdatacommons.org/21556210

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 allergen usually is a major protein or carbohydrate ingredient such as beef, chicken, pork, corn, wheat, or soy,??? wrote Foil in Itching and Allergy in Dogs, an article published by the Veterinary Information Network Library.
http://www.w3.org/ns/prov#wasQuotedFrom	petsbest.com