Mother-in-law, stepmother, foster mother, loving mother, married mother, mother-in-law, co-mother and wet nurse are collectively called eight mothers. There is a picture of three fathers and eight mothers in Yuan Li Bu San Mourning.
In addition, the third father is also a person's name in Historical Records. "Ning Gong died, my aunt Fu Ji, Wei Lei, the third father abolished the prince and made the son king." Six years after his birth, Third Dad and others turned against each other. Children are born at the age of five and die at the age of six. "