Complex sentence: In 2008, she had a leading role as Sannie Laing, Sandra's mother, in "Skin", the biopic about Sandra Laing, who was classified "Coloured" by the South African authorities during Apartheid, although her parents were white.
Split into simpler sentences: In 2008, she had a leading role as Sannie Laing, Sandra's mother, in "Skin", the biopic about Sandra Laing. The film explores the issues of the girl being classified as "Coloured" by the South African authorities during Apartheid, although her parents were white.