About: http://webisa.webdatacommons.org/259887904

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	where --Ar3 -- is a divalent aromatic radical and H is an aromatically bound hydrogen atom, W is halogen, and COW is an aromatically bound acyl halide group, which monoacyl halide is self-polymerizable, or
http://www.w3.org/ns/prov#wasQuotedFrom	google.es