Complex sentence: Accordingly the thirty-fifth year of age is reached on a person's thirty-fourth birthday.dubious-discuss In contrast a person has completed their first year on their first birthday and their thirty-fifth year on their thirty-fifth birthday.
Split into simpler sentences: Accordingly the thirty-fifth year of age is reached on a person's thirty-fourth birthday. In contract a person has completed their first year on their first birthday and their thirty-fifth year on their thirty-fifth birthday.