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Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	For information on the various types of filters, check the National Resources Defense Council website: (http://www.nrdc.org/water/drinking/gfilters.asp)
http://www.w3.org/ns/prov#wasQuotedFrom	webmd.com