Complex sentence: The Ditidaht First Nation (population 690), while politically and culturally affiliated with the Nuu-chah-nulth, are independently referred to, similar to the Pacheedaht First Nation, who are not politically affiliated with the Nuu-chah-nulth Tribal Council.
Split into simpler sentences: The Ditidaht First Nation (population 690), while politically and culturally affiliated with the Nuu-chah-nulth, are independently referred to. Similar for the Pacheedaht First Nation, who are not politically affiliated with the Nuu-chah-nulth Tribal Council.