About: http://webisa.webdatacommons.org/274593825

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	Z4 represents a nucleophilic leaving group such as a halogen atom, e.g. a chlorine or bromine atom.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com