| http://www.w3.org/ns/prov#value | - Description of Background and Relevant Information [0005] Cross-country foot racing is part of special races known as ???raid??? and generally takes place on mountainous grounds and over several days. [0006] Initially, the shoes designed for such races had an upper made of leather or other materials adequately rigid to protect the foot from pebbles, etc. [0007] More recently, Salomon has developed
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