tú has visto animales
tú has visto animales ?
t u WORD_BOUNDARY a s WORD_BOUNDARY β i s t o̞ WORD_BOUNDARY a n i m a l e̞ s WORD_BOUNDARY
t ú WORD_BOUNDARY h a s WORD_BOUNDARY v i s t o WORD_BOUNDARY a n i m a l e s WORD_BOUNDARY ? WORD_BOUNDARY