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 a new pipe, but it didn't fit into the socket, because the _ was too thick.

Ex Output:
pipe


Ex Input:
Mike used a new notebook for his notes instead of his notepad, since the _ was full .

Ex Output:
notepad


Ex Input:
The carpenter wanted to build a wall, but he didn't have enough bricks. He built a water well instead because the _ required fewer bricks.

Ex Output:

water well