PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Another student, Lori Carpenter, is a professional hydrologist who took the course to test whether she really wanted to spend two years getting a PhD in unmanned systems engineering. ???I plan to use unmanned aerial systems in earth science applications to provide solutions for current problems related to climate change, threatened and endangered species and other habitat and wetland ecosystems,??
http://www.w3.org/ns/prov#wasQuotedFrom
  • nationalgeographic.com