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Kang Seung-yoon debuted as the leader of Winner on August 17, 2014. Winner is a South Korean boy band formed by YG Entertainment through the survival program WIN: Who is Next. The group consists of four members: Kang Seung-yoon, Kim Jin-woo, Lee Seung-hoon, and Song Min-ho. Winner debuted with the song "Empty" on August 17, 2014, and has since released several successful albums and singles.