PYEONGCHANG, South Korea, Feb. 3 (Yonhap) -- South Korea will have four mogul skiers at the PyeongChang Winter Olympics, and some people might wonder why it's a team of Seos. Among the four, three of the skiers share the same last name: Seo Jung-hwa, Seo Jee-won and Seo Myung-joon.