PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Second generation biofuels are derived from by-products that we cannot eat such as switchgrass, corn and wood chips, and are less exposed to the price fluctuations of the first generation biofuels, which are derived from food crop
http://www.w3.org/ns/prov#wasQuotedFrom
  • mongabay.com