PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Instead, Crunch uses a customizable type system that is flexible enough to work directly with complex data such as time series, HDF5 files, Apache HBase tables, and serialized objects like protocol buffers or Avro records.
http://www.w3.org/ns/prov#wasQuotedFrom
  • kannan-subbiah.com