Complex sentence: He has an older brother, Nam Boo Hyun, who is the owner of a popular BBQ restaurant, 먹&삼 생고기집, located in Suyu, Seoul.
Split into simpler sentences: He has an older brother, Nam Boo Hyun. He is the owner of a popular BBQ restaurant, 먹&삼 생고기집, located in Suyu, Seoul.