<http://webisa.webdatacommons.org/2591637>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<controlledenvironments.org> .
<http://webisa.webdatacommons.org/2591637>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/62365818>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/2591637> .
<http://webisa.webdatacommons.org/2591637>	<http://www.w3.org/ns/prov#value>	"Experimental fibers are made of other materials such as sapphire." .