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.

Example Input: The rod supporting the wall got broken because the _ is too light for it.
Example Output: rod

Example Input: The collar fit perfectly on the neck of the dog but it could still not pass through the door of its cage. The _ is small.
Example Output: door

Example Input: The ball got burst under the pressure of the wind used to blow it. The _ is weak.
Example Output:
ball