anchor.diff:  īs,plural,locative,2nd,neuter,regular,
   ibus,plural,locative,3rd,masculine feminine,regular,
   ibus,plural,locative,3rd,neuter,regular,
  -ibus,plural,locative,4th,masculine feminine,regular,
  -ibus,plural,locative,4th,neuter,regular,
  -ēbus,plural,locative,5th,feminine,regular,
   ae,plural,vocative,1st,feminine,regular,
   ī,plural,vocative,2nd,masculine feminine,regular,
   a,plural,vocative,2nd,neuter,regular,
  
positive.code: ia,plural,vocative,3rd,neuter,irregular,11
  ūs,plural,vocative,4th,masculine feminine,regular,
  ua,plural,vocative,4th,neuter,regular,
  ēs,plural,vocative,5th,feminine,regular,
negative.code: ū,singular,ablative,4th,neuter,regular,
  ē,singular,ablative,5th,feminine,regular,
  ae,singular,locative,1st,feminine,regular,
  ī,singular,locative,2nd,masculine feminine,regular,
  ī,singular,locative,2nd,neuter,regular,
  e,singular,locative,3rd,masculine feminine,regular,
  ī,singular,locative,3rd,masculine feminine,regular,
  ī,singular,locative,3rd,neuter,regular,
  ī,singular,locative,4th,masculine feminine,regular,
  ī,singular,locative,4th,neuter,regular,
  ē,singular,locative,5th,feminine,regular,
  a,singular,vocative,1st,feminine,regular,
  ē,singular,vocative,1st,feminine,irregular,
  