PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • As illustrated in Graph 2, crude oil price has been on the upward trend due to geopolitical uncertainties especially in the Middle East such as Syria and Egypt.
http://www.w3.org/ns/prov#wasQuotedFrom
  • petronas.com.my