text_original: His son took the unusual step of becoming praefect of the praetorian guards, an office filled commonly by knights.
text_transcription: HIS SON TOOK THE UNUSUAL STEP OF BECOMING PREFECT OF THE PRAETORIAN GUARDS AND OFFICE FILLED COMMONLY BY KNIGHTS
phonemes: hɪz sˈʌn tˈʊk ðɪ ʌnjˈuːʒuːəl stˈɛp ʌv bᵻkˈʌmɪŋ pɹˈiːfɛkt ʌvðə pɹiːtˈɔːɹiən ɡˈɑːɹdz, ɐn ˈɑːfɪs fˈɪld kˈɑːmənli baɪ nˈaɪts.