{HEAD ~ A multiplicity} of {TAIL ~ teeth} are mounted to a beam in a comb structure, with the space between the teeth defining slots 
of
{ HEAD ~ A multiplicity } of { TAIL ~ teeth } are mounted to a beam in a comb structure , with the space between the teeth defining slots
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH