출처: http://kr.battle.net/sc2/ko/blog/9863557/%EC%A7%80%EB%82%9C-%EC%9D%B4%EC%95%BC%EA%B8%B0-2-%EB%85%B8%EB%8F%99-8%ED%98%B8%EB%8B%98%EC%9D%98-%EB%A7%8C%ED%99%94%EB%A1%9C-%EB%B3%B4%EB%8A%94-%EB%A0%88%EC%9D%B4%EB%84%88-2013-03-14