<http://webisa.webdatacommons.org/182840253>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pbs.org> .
<http://webisa.webdatacommons.org/prov/73813655>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/182840253> .
<http://webisa.webdatacommons.org/182840253>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/182840253>	<http://www.w3.org/ns/prov#value>	"Explore the components of a photovoltaic cell, including the silicon layers, metal backing, antireflective coating, and metal conductor strips." .