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: Texas agriculture is at 98 percent efficiency in water use and just about maxed out as to what we can do on the conservation end of it.

Answer: agriculture


Question: Rubio's tax swap proposal "would have been a massive tax increase."

Answer: candidates-biography


Question: Obamacare is . . . the largest tax increase in the history of the world.

Answer:
health-care