de qué es la bola
de qué es la bola ?
d e̞ WORD_BOUNDARY k e̞ WORD_BOUNDARY e̞ s WORD_BOUNDARY l a WORD_BOUNDARY β o̞ l a WORD_BOUNDARY
d e WORD_BOUNDARY q u é WORD_BOUNDARY e s WORD_BOUNDARY l a WORD_BOUNDARY b o l a WORD_BOUNDARY ? WORD_BOUNDARY