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.
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Question: We had 2 percent of the global market (for advanced batteries) when he (Obama) started. We now have 16 percent, headed to 40 percent by 2015.

Answer: energy


Question: There are about 350,000 people who succeed in crossing our borders illegally each year.

Answer: immigration


Question: We are one of the most expensive [bus] rides in New England.

Answer:
transportation