In a group of five friends: A, B, C, D, and E, A is taller than B but shorter than C. D is shorter than E but taller than A. Who is the tallest among them?
Five books are arranged on a shelf: A, B, C, D, and E. A is to the left of B but to the right of C. D is to the left of E. Which book is in the middle?
Five people are sitting in a row: X, Y, Z, W, and V. Y is to the left of Z but to the right of W. V is at one of the ends. Who is sitting in the middle?