{HEAD ~ These interconnect materials} include {TAIL ~ doped polysilicon}, polycides, and tungsten metal 
include
{ HEAD ~ These interconnect materials } include { TAIL ~ doped polysilicon } , polycides , and tungsten metal
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH