Complex sentence: Cape Palliser is a promontory on the southern coast of New Zealand's North Island and the southernmost point of the North Island-it is in fact considerably further south than Nelson or Blenheim in the South Island.
Split into simpler sentences: Cape Palliser is a promontory on the southern coast of New Zealand's North Island. The cape is the southernmost point of the North Island, and is considerably further south than Nelson or Blenheim in the South Island.