In a family, there are three siblings: X, Y, and Z. X is a lawyer, Y is a doctor, and Z is the youngest. If Z is not the lawyer, who is the oldest sibling?
In a family of five members A, B, C, D, and E, A is the father of B. C is the mother of B. D is the brother of B. E is the sister of B. What is the relationship between C and D?
In a family, there are three children: X, Y, and Z. X is the oldest, Y is the youngest, and Z is the middle child. If X likes blue, Y likes red, and Z likes green, which child likes green?