Blood Relations Questions

Pointing at X, Y says, "X is the son of the only son of my mother". Then Y is X's ___.

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

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

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?

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?

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

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?

P is S's mother's only son's wife. How is P related to S?