Complex sentence: Fernao Veloso Bay is open towards the east and has deep inlets in the northwestern and southwestern corners of the inner bay, the latter forming the harbour of Nacala, the deepest natural port on the east coast of Africa.
Split into simpler sentences: Fernao Veloso Bay is open towards the east and has deep inlets in the northwestern and southwestern corners of the inner bay. The latter runs from north to south and forms the harbour of Nacala, the deepest natural port on the east coast of Africa.