P is the sister of Q. Q is the father of R. S is the mother of R and T is the father of S. How is S related to Q?

P is the mother of K; K is the sister of D; D is the father of J. How is P related to J?

If X is the sister of Y, Y is the father of Z and Z is the brother of W, then how is X related to W?

P is sister of Q. Q is the wife of R. S and R are brothers. What is P to R?

Gopi said to Vivek, "That person is the father of the only brother of my mother." How is that person related to Gopi?

Introducing a man, a woman said, "His sister's mother has only one son who is the husband of my father's only daughter." How is the woman related to the man?