anchor.diff:  schools,place.civil
   middle school,place.civil
   high school,place.civil
  +headquarters,place.civil
   academy,place.civil
   nursing home,place.civil
   science foundation,place.civil
  
positive.code: indo,adjective
  baltic,adjective
  oceanic,adjective
  trans,adjective
  civil,adjective
  marine,adjective
  
negative.code: january,month
  primer,noun
  champion,noun
  aces,noun
  box,noun
  triple,noun
  tri,adjective
  