il est en_train de
il être en_train de
pro:sub v:aux adv prep
il est en train de .
i l WORD_BOUNDARY ɛ t WORD_BOUNDARY ɑ̃ WORD_BOUNDARY t ʁ ɛ̃ WORD_BOUNDARY d ə WORD_BOUNDARY
i l WORD_BOUNDARY e s t WORD_BOUNDARY e n WORD_BOUNDARY t r a i n WORD_BOUNDARY d e WORD_BOUNDARY