About: http://webisa.webdatacommons.org/48723515

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	above, Z denotes a halogen atom, M is a metal ion or a hydrogen atom, and m stands for a number of 1-8.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com