| http://www.w3.org/ns/prov#value | - Referring to the drawing and particularly to FIGS. 1 through 4, a track/roller skate in accordance with the present invention includes an upper structure (such as a skate boot 10), front and rear roller assemblies 50 and 60 mounted below the skate boot 10 and including a plurality of rollers 54 and 64 aligned in two lines, means for mounting the roller assemblies 50 and 60 to an underside of the s
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