Helen's husband is the grandfather of my son.Who am

Helen's husband is the grandfather of my son .Who am Helen's husband is the grandfather of my son.Who am Sally's husband is the grandfather of ma son .Who am I Peter's son is the D of my son ,am I peter's grandson?Who am john's son is the father of my son .who am i Who is the husband of professor Xuyoucai ? king who's moaning is the son of the king who's fucking and My father is my grandfather's _____.A.son B.daughter C.uncle ( )grandfather is the old man?A:Who's BWhose he is my father ,But I am not his son. Who am I?I am his This year is the ( ) (seventy) birthday of my grandfather. Mr L i is my father but I am noy his son Who am I