20. relative pronoun "who" (ya, f.):
 
  Sg. Du. Pl.
Nom. ya ye yah
Acc. yam ye yah
Ins. yaya yabhyam yabhih
Dat. yasyai yabhyam yabhyah
Abl. yasyah yabhyam yabhyah
Gen. yasyah yayoh yasam
Loc. yasyam yayoh yasu
Voc. ya ye yah