Answer the questions based on the information given below. There are seven persons F, G, H, I, J, K and L in a family of three generations. There are only two married couples. There is no single parent in the family. F is the father-in-law of G. J is the sister of I, who is unmarried. L is the grandmother of H, who is the nephew of
I. K is the daughter of G. The gender of G and I is same. How is F related to H?