In the horoscope, the year and month stems and branches are in conflict with the sky and the earth.

There are ten heavenly stems, Jia, Yi, Bing, Ding, Wuji, Geng, Xin, Rengui. There are 12 earthly branches, Zichou, Yinmao, Chen, Siwu, Youxuhai

Jia, Yi, wood overcomes Wuji, earth, Bing, Ding, fire overcomes Geng. Xin metal, Wuji earth overcomes Rengui water, Gengxin metal overcomes Jiayi wood, Rengui water overcomes Bingding fire

The six earthly branches are Ziwu, Chouwei, Yin and Shen, and Maoyou. Conflict, Chen and Xu are in conflict, Sihai are in conflict

You are talking about the conflict between the heavenly stems and the conflict between the earthly branches in the year and month