Complex sentence: At one point Sugar Man was a student of Mr Sinister, learning from him all about genetics and science, until he was sent to ran the human work camps in the Pacific Northwest-specifically known as the Core-housing thousands of humans.
Split into simpler sentences: At one point Sugar Man was a student of Mr Sinister, learning from him all about genetics and science. He was later sent to ran the human work camps in the Pacific Northwest-specifically known as the Core-housing thousands of humans.