PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Each mode is chock-full of different types of puzzles that fit into primary categories such as focus, logic, math, memory and visual.
http://www.w3.org/ns/prov#wasQuotedFrom
  • worthplaying.com