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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	U.S. Pat. No. 5,875,568, the disclosure of which is hereby incorporated herein by reference in its entirety, discloses a cushioning system including a cylindrical shock-absorbing insert located in a heel of a shoe.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com