PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • to specific problems and problem types Methods and apparatus for providing a solution to a given problem comprising the steps of receiving a request for a solution to a known problem, accessing a first set of data comprising a plurality... 49 6413099 Educational device for teaching simple and complex mathematical concepts The device consists of arms which revolve on a handle.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com