Complex sentence: Te Ruki Kawiti was a prominent Maori chieftain (c1770 -1854), with Hone Heke he successfully fought the British in the First Maori War.
Split into simpler sentences: Te Ruki Kawiti (c1770 -1854) was a prominent Maori chief. He and Hone Heke successfully fought the British in the First Maori War.