Master, may I ask? What is the definition of ancestral graves? Which ancestor's grave is the ancestral grave? Does grandpa count? Feng shui meeting at grandpa's grave ...

Your grandfather's grave is also a ancestral grave. It is clearly pointed out in The Confusion of Ternary Geography that the influence of ancestral graves is like this. In other words, the distant ancestral grave affects your destiny, and the nearby ancestral grave will catalyze your destiny. And generally speaking, the far grave is shallow and the near grave is thick. For example, some people are smart and capable, but they are mediocre all their lives. This is that the ancestral grave is not close to the ancestral grave; Some people have average abilities, but they can do anything. This is just like the ancestral grave, so it's good to be close to it. If the bad luck in these two years happened just after your grandfather was buried, and it's not bad luck, and you are diligent and have no bad deeds, then you should find a place to see your grandfather's grave, especially its influence on you.