] What does it mean to rush west when rushing chicken?

Chong Ji (Ding You) on the Gregorian calendar, Chong Ji (Ding You) rushed to the ground, and Chong Ji was Ding You, because in the twelve branches, Mao and You Chong, while in the ten branches, Gui Chong Ding, so Chong Ding, the confrontation between the two is the day of Gui Mao. Shaxi, that is, Guimao Day, people who are chickens should never go west, otherwise it will affect themselves.