<http://webisa.webdatacommons.org/prov/44728743>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/267598248> .
<http://webisa.webdatacommons.org/267598248>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/267598248>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<patents.com> .
<http://webisa.webdatacommons.org/267598248>	<http://www.w3.org/ns/prov#value>	"containing compounds such as methane, ethane, ethylene, acetylene," .