{HEAD ~ The struts} extend from the ends of the working part at {TAIL ~ an angle} to the base so that the junctures of the struts and base are some distance from the ends of the base 
extend at
{ HEAD ~ The struts } extend from the ends of the working part at { TAIL ~ an angle } to the base so that the junctures of the struts and base are some distance from the ends of the base
HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH