PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Chitin is a modified polysaccharide differing from cellu- lose in that one of the hydroxyl groups is replaced by a group containing nitrogen. !
http://www.w3.org/ns/prov#wasQuotedFrom
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