<http://webisa.webdatacommons.org/313229218>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/426392412>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/313229218> .
<http://webisa.webdatacommons.org/313229218>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<havanatimes.org> .
<http://webisa.webdatacommons.org/313229218>	<http://www.w3.org/ns/prov#value>	"This requires old-style chemistry: methyl, sulfite, hydroquinone, carbonate and other chemicals." .
<http://webisa.webdatacommons.org/prov/413299823>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/313229218> .