Complex sentence: Camillo's father was the Chief of the Olompoli people, and had built the first (adobe) home north of the San Francisco Bay in the Olompoli village, about 2 miles north of present-day Novato, California.
Split into simpler sentences: Camillo's father Chief Olompoli had built the first (adobe) home north of the San Francisco Bay. This was in the Olompoli village, about 2 miles north of present-day Novato, California.