<http://webisa.webdatacommons.org/131152847>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/131152847>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nextprot.org> .
<http://webisa.webdatacommons.org/prov/254213750>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/131152847> .
<http://webisa.webdatacommons.org/131152847>	<http://www.w3.org/ns/prov#value>	"An epithelium is a tissue that covers the internal or external surfaces of an anatomical structure." .