PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Tryptophan-containing foods listed on the site include cheese, milk and other dairy products, soy products like tofu, seafood, whole grains, eggs and beans.
http://www.w3.org/ns/prov#wasQuotedFrom
  • gaiam.com