Complex sentence: He was a "pio" chief of the highest rank, even outranking his elder brother Kalaninuiamamao, from which descends the Houses of Kalakaua and Kawananakoa.
Split into simpler sentences: He was a "pio" chief and of the highest rank. Even outranking his elder brother Kalaninuiamamao, from which descends the Houses of Kalakaua and Kawananakoa.