<http://webisa.webdatacommons.org/21670697>	<http://www.w3.org/ns/prov#value>	"halogen atom such as fluorine atom, chlorine atom, bromine atom and" .
<http://webisa.webdatacommons.org/21670697>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/167580802>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/21670697> .
<http://webisa.webdatacommons.org/21670697>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .