quién da al botón
quién da al botón ?
k j e̞ n WORD_BOUNDARY d a WORD_BOUNDARY a l WORD_BOUNDARY β o̞ t o̞ n WORD_BOUNDARY
q u i é n WORD_BOUNDARY d a WORD_BOUNDARY a l WORD_BOUNDARY b o t ó n WORD_BOUNDARY ? WORD_BOUNDARY