{HEAD ~ an elongate lever member} for manipulating said {TAIL ~ control line} and having a pivoting extremity and a free extremity, 
for manipulating
{ HEAD ~ an elongate lever member } for manipulating said { TAIL ~ control line } and having a pivoting extremity and a free extremity ,
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH