In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to write a question that clarifies the given question in such a way that the generated question has one unique answer.

Input: Consider Input: What is the upper most layer of soil?

Output: What is the upper most layer of soil called?


Input: Consider Input: Who sings on paradise by the dashboard light?

Output: Who sings male lead vocals on paradise by the dashboard light?


Input: Consider Input: Who is the current lead singer for journey?


Output: Who is the current main lead singer for journey?