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