empiezo yo o tú
empiezo yo o tú ?
e̞ m p j e̞ s o̞ WORD_BOUNDARY i o̞ WORD_BOUNDARY o̞ WORD_BOUNDARY t u WORD_BOUNDARY
e m p i e z o WORD_BOUNDARY y o WORD_BOUNDARY o WORD_BOUNDARY t ú WORD_BOUNDARY ? WORD_BOUNDARY