In a family, there are three siblings: X, Y, and Z. X is older than Y but younger than Z. If Z is a teacher, what can we infer about Y's age compared to X?
In the Smith family, John is a doctor and has two siblings: Sarah, who is a teacher, and Mike, who is an engineer. If Sarah has a son named Tom and Mike has a daughter named Lily, what is the profession of Tom's uncle?
A family consists of a mother, a father, and three children: P, Q, and R. P is the eldest child and is a doctor. Q is a teacher and is younger than P but older than R. What is R's profession if all children have different professions?
In a family of five members A, B, C, D, and E, A is the father of B. C is the mother of B and D is the brother of B. E is the sister of D. How is E related to A?