{HEAD ~ Articulated chassis} 14 is supported for over the ground travel by a pair of front wheels 22 mounted to {TAIL ~ front frame section} 16, and a pair of rear wheels 24 mounted to rear frame section 18 
{ HEAD ~ Articulated chassis } 14 is supported for over the ground travel by a pair of front wheels 22 mounted to { TAIL ~ front frame section } 16 , and a pair of rear wheels 24 mounted to rear frame section 18
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