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