Pedzisa mutsara unotevera: Nubwoserre Ya'ammu (anonziwo Ya'amu, Jamu naJaam) aive mutongi panguva ye
Nguva yechipiri yepakati peEgipita. Uyu mutongi weropa reAsia anowanzoiswa muDzinza rechigumi nematanhatu, fungidziro ichiri kushandiswa mazuva ano nevadzidzi vakaita saJürgen von Beckerath; kunyangwe hazvo nguva pfupi yadarika Kim Ryholt akamukurudzira semutongi wechipiri we14th Dynasty.