text_original: The Signal Telegraph The first practical system of sending messages at all similar to telegraphing, was invented in 1794 by the three Chappe brothers. These three brothers, only boys, were at boarding school.
text_transcription: THE SIGNAL TELEGRAPH THE FIRST PRACTICAL SYSTEM OF SENDING MESSAGES AT ALL SIMILAR TO TELEGRAPHING WAS INVENTED IN SEVENTEEN NINETY FOUR BY THE THREE CHAP BROTHERS THESE THREE BROTHERS ONLY BOYS WERE AT BOARDING SCHOOL
phonemes: ðə sˈɪɡnəl tˈɛlᵻɡɹˌæf ðə fˈɜːst pɹˈæktɪkəl sˈɪstəm ʌv sˈɛndɪŋ mˈɛsɪdʒᵻz æɾ ˈɔːl sˈɪmɪlɚ tə tˈɛlᵻɡɹˌæfɪŋ, wʌz ɪnvˈɛntᵻd ɪn wˈʌn θˈaʊzənd sˈɛvənhˈʌndɹɪd nˈaɪnti fˈɔːɹ baɪ ðə θɹˈiː tʃˈæp bɹˈʌðɚz. ðiːz θɹˈiː bɹˈʌðɚz, ˈoʊnli bˈɔɪz, wɜːɹ æt bˈɔːɹdɪŋ skˈuːl.