P is the daughter of Q. R is the son of S, who is the sister of Q. How is R related to P?

A. COUSIN

A is the grandfather of B. B is the son of C. How is C related to A?

A. SON

If A is the brother of B, and B is the sister of C, what is the relationship of A to C?

A. BROTHER

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

A. SISTER

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

A. BROTHER