Blood Relations Questions

If P is the brother of the son of Q's son, how is P related to Q?

Pointing to a boy in a photograph, Neena said, "He is the son of my grandmother's only daughter". How is Neena related to the boy?

While posing for a family photo, the father is standing to the right of the son and left of the grandmother. The mother is sitting to the left of her daughter and right of the grandmother. Who is seated in the middle?

Raman is Sunaina's father and Sunaina is Vidur's wife. Saksham is the father of Vidur's father. How is Saksham related to Sunaina?

Ryaan is Vehaan's mother's sister's father's only son's son. How is Ryaan related to Vehaan?

Pointing a man, Suraj says, "He is the son of the sister of my father's wife". How is that man related to Suraj?

P and Q are brothers. P is the father of S. R is the only son of Q and is married to U. How is U related to S?

A is D's brother. D is the son of Mrs. C. B is Mrs. C's father. How is A related to B?