PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When the sound reception of a concert hall is reproduced in a listening room by using a sound reproduction system for reproducing a stereophonic sound field by using two speakers, a sound signal that is radiated from a sound source, such as a musical instrument, and that arrives at the ears of the audience accompanied with the reverberations of the hall is necessary.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com