Complex sentence: The Inuit of Ulukhaktok are neither Siglit nor Uummarmiut but are Copper Inuit and refer to themselves as "Ulukhaktokmuit" after "Ulukhaktok", the native name for what used to be called Holman.
Split into simpler sentences: The Inuit of Ulukhaktok are neither Siglit nor Uummarmiut. They refer to themselves as "Ulukhaktokmuit" after "Ulukhaktok", the native name for what used to be called Holman.