a qué hora desayunaste en el tren
a qué hora desayunaste en el tren ?
a WORD_BOUNDARY k e̞ WORD_BOUNDARY o̞ ɾ a WORD_BOUNDARY d e̞ s a j u n a s t e̞ WORD_BOUNDARY e̞ n WORD_BOUNDARY e̞ l WORD_BOUNDARY t ɾ e̞ n WORD_BOUNDARY
a WORD_BOUNDARY q u é WORD_BOUNDARY h o r a WORD_BOUNDARY d e s a y u n a s t e WORD_BOUNDARY e n WORD_BOUNDARY e l WORD_BOUNDARY t r e n WORD_BOUNDARY ? WORD_BOUNDARY