Complex sentence: Anna-Lynne Williams is the lead singer, songwriter, and guitarist of a southern California band, Trespassers William--not to be confused with Anna Williams, a character from the Tekken fighting game series.
Split into simpler sentences: Anna-Lynne Williams is the lead singer, songwriter, and guitarist of Trespassers William, a southern California band. She is not to be confused with Anna Williams, a character from the Tekken fighting game series.