After the four countries of Dali, Wu Yue, South Han to participate in the northwest, southwest, northeast, southeast and other four different alliances, and the four countries to participate in the alliance is different.First, only after joining the Southwest Alliance, the South Han can participate in the Northeast Alliance. Second, if Nanhan joins the Northeast Alliance, Dali will join the Southwest Alliance. Third, after that, Dali has at least one country participating in the Southwest Alliance. Fourth, if The South Han joins the Northwest or Southwest Alliance, Wu Yue will not participate in the Northwest or Southwest Alliance.
South Han simulates participating in the Southwest Alliance can be inferred from the above statement.