{HEAD ~ The plate} has upper 30 and lower 32 surfaces, and {TAIL ~ a periphery} 34 
has
{ HEAD ~ The plate } has upper 30 and lower 32 surfaces , and { TAIL ~ a periphery } 34
HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH