PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although not illustrated in the Figs., it may be preferred to provide a rotational position locking or alignment device, such as a conventional locking key and recess, between sleeve member 20, 120 and body member 12 to maintain grooves 22, 122 opposite slots 18 when a tool shank is not held within device 10.
http://www.w3.org/ns/prov#wasQuotedFrom
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