Complex sentence: He has a younger sister named Dan-ah, who was a member of New F.O. He graduated from Hanlim Arts High School and made his musical debut in 2011 as a rapper in the group BoM, under Y2Y Contents Company.
Split into simpler sentences: He has a younger sister named Dan-ah, who was a member of New F.O. He graduated from Hanlim Arts High School in 2011. Minho was debuted in 2011 as a rapper in the group BoM, under Y2Y Contents Company.