<http://webisa.webdatacommons.org/123256863>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gao.gov> .
<http://webisa.webdatacommons.org/prov/319928791>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/123256863> .
<http://webisa.webdatacommons.org/123256863>	<http://www.w3.org/ns/prov#value>	"substances, such as hydrogen sulfide or ammonia,[Footnote 4] is" .
<http://webisa.webdatacommons.org/123256863>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .