In this task, you are given a statement spoken by a politician in natural language. Your task is to generate the subject of the discussion for the given statement. The subject generated is not necessarily a part of the given input. Your answer should contain one or more words.

Input: Consider Input: Says a federal judge sanctions Tennessee birther lawyer for bringing a frivolous lawsuit.

Output: obama-birth-certificate


Input: Consider Input: China is going to have twice the number of submarines we have in just over a decade.

Output: china


Input: Consider Input: Today, you cant rely on (the retirement fund for public employees), its not funded.


Output: retirement