PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the case that the one or more output devices 520a-b comprise one or more display devices, for example, information such as still images (e.g., ???winner???) or animated images (e.g., spinning slot reels) may be shown.In some embodiments, such as shown in FIG. 5B, the one or more output devices 520a-b may comprise two display screens 520a, 520b.
http://www.w3.org/ns/prov#wasQuotedFrom
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