{HEAD ~ The portion} of {TAIL ~ the clock tree} is coupled to receive the control signal for collectively conditionally gating the plurality of clocks 
of
{ HEAD ~ The portion } of { TAIL ~ the clock tree } is coupled to receive the control signal for collectively conditionally gating the plurality of clocks
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH