Complex sentence: Shin Dong-hyuk was born in a prison-labor colony in 1982, after the guards allowed two prisoners to sleep together for a few days as a reward for good work (prisoners were otherwise never allowed to have intimate contact).
Split into simpler sentences: Shin Dong-hyuk was born in a prison-labor colony in 1982. He was essentially bred by the guards who allowed two prisoners to sleep together for a few days as a reward for good work (prisoners were otherwise never allowed to have intimate contact).