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 in the family. J is the sister-in-law of
I. F is the father of
L. L is the uncle of H. I is the paternal aunt of K. G is the son-in-law of J, who is not in the second generation. How many male members are there in the family?