a cenar con quien
a cenar con quien ?
a WORD_BOUNDARY s e̞ n a ɾ WORD_BOUNDARY k o̞ n WORD_BOUNDARY k j e̞ n WORD_BOUNDARY
a WORD_BOUNDARY c e n a r WORD_BOUNDARY c o n WORD_BOUNDARY q u i e n WORD_BOUNDARY ? WORD_BOUNDARY