Pointing to the lady on the platform, Manju said, "She is the sister of the father of my mother's son."
Who is the lady to Manju ?

Pointing to a man on the stage, Rita said, "He is the brother of the daughter of the wife of my husband."
How is the man on the stage related to Rita ?

Introducing a man, a woman said, "He is the only son of my mother's mother."
How is the woman relatedto the man ?