In a family of five, A is the grandfather, B is the father, C is the mother, D is the son, and E is the daughter. If A is retired and B is a banker, what is C's profession?
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 be inferred about Y's age relative to X?
In a family, there are four members: P, Q, R, and S. P is the grandmother of R, Q is the mother of R, and S is the father of Q. What is the relationship of S to R?