text_original: On the 8th of September 780, Leo the Khazar died and was succeeded by his son Constantino YI., a boy of nine years old, ruling not under the regency of, but jointly with, his mother Irene.
text_transcription: ON THE EIGHTH OF SEPTEMBER SEVEN EIGHTY LEO THE KHAZAR DIED AND WAS SUCCEEDED BY HIS SON CONSTANTINE THE SIXTH A BOY OF NINE YEARS OLD RULING NOT UNDER THE REGENCY OF BUT JOINTLY WITH HIS MOTHER IRENE
phonemes: ɔnðɪ ˈeɪtθ ʌv sɛptˈɛmbɚ sˈɛvənhˈʌndɹɪd ˈeɪɾi, lˈiːoʊ ðə kˈɑːzɑːɹ dˈaɪd ænd wʌz səksˈiːdᵻd baɪ hɪz sˈʌn kˌɑːnstɐntˈiːnoʊ wˌaɪˈaɪ., ɐ bˈɔɪ ʌv nˈaɪn jˈɪɹz ˈoʊld, ɹˈuːlɪŋ nˌɑːt ˌʌndɚ ðə ɹˈiːdʒənsi ʌv, bˌʌt dʒˈɔɪntli wɪð, hɪz mˈʌðɚɹ ˈaɪɹiːn.