PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The operating system environment necessary to practice the present invention can be based on Windows???, NT???, UNIX???, Apple Operating System???, Solaris???, or open-source code operating system software such as Linux??? and Apache???.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com