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A story of race, wealth and family. Sam is a black South African who was brought up by her mother\u2019s white employers. Meanwhile, her biological sister Ziyanda stayed at home to be raised by her mother. In a country where things are often seen through a black and white lens, what can their experiences tell us about South Africa\u2019s often tempestuous relationship with race? And what is more important for shaping our identity - our nature or our nurture?\nThanks for listening. Let us know what you think.\n#TheComb\nGet in touch: thecomb@bbc.com

Produced by Andre Lombard