You need to answer a given question containing a blank (_). Your answer must be one of the two objects mentioned in the question, for example "trophy" and "suitcase". Your answer must not contain a word that is not present in the question. Please don't use articles (e.g., the, a) before the answer.

Ex Input:
I bought several tiny cases for my son to put his models in, but they didn't fit because the _ were too small.

Ex Output:
cases


Ex Input:
Math was the simple paper in the exam and Chemistry the difficult because the _ had a strict teacher.

Ex Output:
Math


Ex Input:
The boxes fit through the front door, but not the hallway, because the _ was wider.

Ex Output:

front door