<http://webisa.webdatacommons.org/prov/47279873>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/223879300> .
<http://webisa.webdatacommons.org/223879300>	<http://www.w3.org/ns/prov#value>	"Examples of such materials are formaldehyde-crosslinked gelatin used in photographic films, or polyhydroxyethylmethacrylate crosslinked with ethylene glycol dimethacrylate as used in many hydrogel contact lenses." .
<http://webisa.webdatacommons.org/223879300>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com.au> .
<http://webisa.webdatacommons.org/223879300>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .