Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.

[EX Q]: in law, a conviction is the verdict that results when a court of law finds a defendant guilty of a crime.
[EX A]: conviction

[EX Q]: hair straightening is when a person makes their hair straighter.
[EX A]: hair straightening

[EX Q]: the corruption perceptions index is an index that shows how corrupt certain countries are.
[EX A]:
corruption perceptions index