esta era una vez un ratoncito
esta era una vez un ratoncito .
e̞ s t a WORD_BOUNDARY e̞ ɾ a WORD_BOUNDARY u n a WORD_BOUNDARY β e̞ s WORD_BOUNDARY u n WORD_BOUNDARY ɾ a t o̞ n s i t o̞ WORD_BOUNDARY
e s t a WORD_BOUNDARY e r a WORD_BOUNDARY u n a WORD_BOUNDARY v e z WORD_BOUNDARY u n WORD_BOUNDARY r a t o n c i t o WORD_BOUNDARY . WORD_BOUNDARY