Second, there is no specific conclusion about the six relatives, and there are mainly the following five kinds:
1 refers to father and son, brother, stepfather brother, stepfather brother, grandfather's uncle brother and consanguineous brother.
2, refers to the father and son, brother, aunt, nephew, in-laws, in-laws.
3, refers to the father, mother, brother, brother, wife, son.
4, refers to the father and son, brother, couple.
It refers to the sons of grandparents, parents, sisters, wives and brothers, stepmothers and daughters.
Third, the nine clans generally refer to: great-grandfather, great-grandfather, grandfather, father, oneself, son, grandson, great-grandson and great-grandson.
Four, the eighteenth generation of ancestors refers to the next nine generations of their own clan members, specifically:
The last nine generations: father, grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather, great grandfather;
The following nine generations: Zi, Sun, Great-Great Sun, Great-Great Sun, Lai Sun, Sun, Shang Sun, Yun Sun and Er Sun.