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