In this arrangement, the hydraulic circuit would control {HEAD ~ the simultaneous and identical movements} of {TAIL ~ all the cases} 
of
In this arrangement , the hydraulic circuit would control { HEAD ~ the simultaneous and identical movements } of { TAIL ~ all the cases }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL