About: http://webisa.webdatacommons.org/353455124

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	X.sup.??? is a halogen ion such as an iodine ion, a bromine ion, or a chlorine ion; a hydroxyl ion; or 1/2 (sulfate ion).
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr