PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In accordance with an aspect of the present invention, when recording an analog signal on a magnetic medium using a number n rotary heads, where n is a positive integer, the analog signal is converted to a digital signal and the recording medium is wrapped around a tape-guide drum for contact with the heads over an angular range of ?????, where ????? is less than 360??? and the N heads are rotated
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com