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: The number of killings of citizens by police is at a two-decade high.

Answer: crime


Question: Undocumented immigrantspay $12 billion a year into Social Security.

Answer: immigration


Question: The city of Atlanta ranks 25th among U.S. cities with the highest crime rates.

Answer:
crime