A introduces B saying, "He is the husband of the mother of my father" How is B related to A?

R is the brother of C. C is the brother of A. A is the mother of G. G is the son of H. How is R related to H?

F is the brother of G. G is the husband of H. H is the daughter of I. I is the wife of J. How is F related to J?

Z is the wife of S. M and C are daughters of S. T is the daughter of C. How is M related to T?