TASK DEFINITION: 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.
PROBLEM: If every house in Florida had a solar-heated water tank, that would eliminate consumption by 17 percent.

SOLUTION: energy

PROBLEM: Says that Mitt Romney, while he was in Arizona, said he believes the states SB 1070 immigration law should be the model for national immigration laws.

SOLUTION: immigration

PROBLEM: Were one of the only communities in the country that didnt lose population in the last census.

SOLUTION:
population