About: http://webisa.webdatacommons.org/99187227

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	Examples which may be mentioned are the halogens, such as fluorine, chlorine, bromine and iodine, a C1 -C6 -alkyl group, a C1 -C6 -alkoxy group and the trifluoromethyl group.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es