<http://webisa.webdatacommons.org/243706074>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/243706074>	<http://www.w3.org/ns/prov#value>	"Nutrients, such as ascorbic acid, glutathione, vitamin E, selenium, bioflavonoids and carotenoids are required to maintain the transparency of the lens." .
<http://webisa.webdatacommons.org/prov/456622189>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/243706074> .
<http://webisa.webdatacommons.org/243706074>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .