Answer the questions based on the information given below. There are eight persons D, E, F, G, H, I, J, and K in a family of three generations. I is the son of G, who is the daughter-in-law of K. K is the father of F, who is a female. E is the niece of F. E is married to H. D is the father-in-law of H. The gender of J and D is different. J has two siblings. J is not the daughter of K. How is J related to F?