What is Liuhe Nine palace map like?

Nine palace map is a combination of eight diagrams and Tai Chi, which consists of three intersecting triangles and circles. Among them, the middle of the circle is "Tai Chi", which represents the Yin and Yang poles respectively; The eight directions respectively represent the eight divinatory symbols of "Gan, Kun, Zhen, Xun, Kan, Li, Gen and dui", and the clockwise direction respectively corresponds to the eight directions of East, South, West, North, Southeast, Southwest, Northwest and Northeast.