PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, a porous layer is a layer that is permeated by a network of pores (voids) that may be filled with electrolyte and/or material from another layer (forming a sort of gradient of a mixture of the materials as it moves from one material to the next, which creates an interconnection between the layers???making the non-discrete (integral) layers).
http://www.w3.org/ns/prov#wasQuotedFrom
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