{HEAD ~ A processor} may include {TAIL ~ an execution circuit}, an issue circuit coupled to the execution circuit, and a clock tree for clocking circuitry in the processor 
include
{ HEAD ~ A processor } may include { TAIL ~ an execution circuit } , an issue circuit coupled to the execution circuit , and a clock tree for clocking circuitry in the processor
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH