{HEAD ~ The hangers} are separated by a fixed length which is {TAIL ~ less than 11 inches} 
{ HEAD ~ The hangers } are separated by a fixed length which is { TAIL ~ less than 11 inches }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL