Complex sentence: The Latin Rite Catholic Archdiocese of Wellington, the sole Metropolitan Archdiocese in New Zealand, has responsibility for the suffragan dioceses of Auckland, Christchurch, Dunedin, Hamilton, and Palmerston North.
Split into simpler sentences: The Latin Rite Catholic Archdiocese of Wellington is the sole Metropolitan Archdiocese in New Zealand. It is responsible for the suffragan dioceses of Auckland, Christchurch, Dunedin, Hamilton, and Palmerston North.