<http://webisa.webdatacommons.org/19776272>	<http://www.w3.org/ns/prov#value>	"wherein X is a halogen atom, which is both economical and may be carried" .
<http://webisa.webdatacommons.org/prov/215812655>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/19776272> .
<http://webisa.webdatacommons.org/19776272>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/19776272>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<faqs.org> .