Consequently, {HEAD ~ activation} of the assembly is not dependent upon {TAIL ~ the mechanical integrity} of other assembly components 
is not dependent upon
Consequently , { HEAD ~ activation } of the assembly is not dependent upon { TAIL ~ the mechanical integrity } of other assembly components
OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH