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.

Ex Input:
When housing and transportation costs are combined, Atlantas cost of living -- typically perceived as relatively low -- ranks as 7th worst out of 51 metros nationally.

Ex Output:
transportation

Ex Input:
Says using E-Verify is a fair amount of cost, about $20 per person that does not match.

Ex Output:
immigration

Ex Input:
Statistics show one male cat can father 420,000 kittens in five years.

Ex Output:
animals