esta es la pelota
esta es la pelota .
e̞ s t a WORD_BOUNDARY e̞ s WORD_BOUNDARY l a WORD_BOUNDARY p e̞ l o̞ t a WORD_BOUNDARY
e s t a WORD_BOUNDARY e s WORD_BOUNDARY l a WORD_BOUNDARY p e l o t a WORD_BOUNDARY . WORD_BOUNDARY