Among D, E, F, G, H, I, J and K, J is the sister of F. E is the daughter of G. H is the sister of D and K. F is the mother of H. K is the wife of G. I is the sister of E. How is F related to G?
1
Sister's daughter
2
Wife's mother
3
Sister
4
More than one of the above
5
None of the above