PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Organic compounds other than the hydrocarbons may be considered to be derived from the hydrocarbons by the replacement of one or more of their __________ atoms with atoms or groups of atoms of other element.(Carbon, Hydrogen, Nitrogen, none of these)29.
http://www.w3.org/ns/prov#wasQuotedFrom
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