About: http://webisa.webdatacommons.org/407816450

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	It should be noted that both the inlets and outlets of the invention are open to the interior of shoe 210 to prevent the same from becoming clogged by dirt or other particulate matter.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk