| http://www.w3.org/ns/prov#value | - A shoe configured to be worn by a wearer in a manner so that the shoe repeatedly strikes a surface, such as a running or walking surface, as the wearer walks, runs, or jumps while wearing the shoe, each occurrence of the shoe striking the surface while the wearer is wearing the shoe constituting a footstrike, and the walking, running, or jumping of the wearer constituting an activity of the wearer
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