If G is the son of H and I is the daughter of H, what is I to G?

A. SISTER

If A is the brother of B, and B is the sister of C, how is A related to C?

A. BROTHER

If X is the daughter of Y, and Y is the sister of Z, what is the relationship between X and Z?

A. NIECE

If P is the father of Q and Q is the daughter of R, what is the relationship between P and R?

A. HUSBAND AND WIFE

If D is the daughter of E, and E is the mother of F, what is the relationship of D to F?

A. SISTER