Whakaotihia te rerenga kōrero e whai ake nei: I whakahua a Demetrius i roto i ngā tuhinga o te wā o waenganui, i roto hoki i tētahi kāri kingi o Hungary o te tau 1368. E ai ki te "Lithuanian-Ruthenian Chronicle", i tiakina i roto i te "Codex Suprasliensis" me etahi atu tuhinga, Algirdas, Grand Duke o Lithuania, i whakaekea a Podolia i te 1363 me te 1364 ka hinga i nga rangatira Tatar e toru a Kutlug Bey, Hacı Bey me Demetriusin te
Te Pakanga o Blue Waters i te tau 1362 ranei 1363. Ko te whakaekenga a Algirdas te pakanga hoia tuatahi i whakarewahia e te mana Pakeha i te rohe o te Golden Horde.