PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It seems to me [???it is true] that 11. the observations associated with blackbody radiation, fluorescence, the production of cathode rays by ultraviolet light, and other related phenomena connected with the emission or transformation of light are more readily [=with less difficulty] [???in fact] understood if one assumes that the energy of light is discontinuously distributed in space.12.
http://www.w3.org/ns/prov#wasQuotedFrom
  • scirp.org