About: http://webisa.webdatacommons.org/320191303

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	d chlorine, bromine or iodine, and n is an integer of usually 0-5, preferably 1-5.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com