{HEAD ~ The hinged connection} between {TAIL ~ the jaws} of the second clamp allow the second clamp to move from the closed position to the open position 
between
{ HEAD ~ The hinged connection } between { TAIL ~ the jaws } of the second clamp allow the second clamp to move from the closed position to the open position
HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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