Complex sentence: He relocated with his parents to South Africa in the late 1980s and graduated from Potchefstroom Boys High the same class as the South African Olympic 800 metre runner Hezekiél Sepeng and the SA Heavyweight Boxer Sean Santana.
Split into simpler sentences: He relocated with his parents to South Africa in the late 1980s. He graduated from Potchefstroom Boys High the same year as the South African Olympic 800 metre runner Hezekiél Sepeng and the Springbok Boxer Sean Santana.