Xiangjun, Guofeng and Jianjia are three members of a harmonious family that conform to ethical norms  Among the three of them, there is Jun Xiang's father, Guofeng's only daughter, and Jianjia's siblings
Jiajia's siblings are neither Xiang Jun's father is not Guofeng's daughter either
Xiangjun is a female, Guofeng is a male,  Jianjia is a male.