las mariposas revolotean
las mariposas revolotean .
l a s WORD_BOUNDARY m a ɾ i p o̞ s a s WORD_BOUNDARY ɾ e̞ β o̞ l o̞ t e̞ a n WORD_BOUNDARY
l a s WORD_BOUNDARY m a r i p o s a s WORD_BOUNDARY r e v o l o t e a n WORD_BOUNDARY . WORD_BOUNDARY