{TAIL ~ The colors} could be recognized at {HEAD ~ a glance}, even by someone with poor eyesight 
{ TAIL ~ The colors } could be recognized at { HEAD ~ a glance } , even by someone with poor eyesight
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH