PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • More specific examples of the organic oxygen-containing compound include alcohols, carboxylic acids, ethers, esters, ketones, aldehydes, carbonates (these compounds may further contain one or more kinds of group or bond selected from a hydroxyl group, a carboxyl group, a carbonyl group, an ester bond and an ether bond), derivatives thereof and an arbitrary mixture thereof.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com