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 early morning soccer game was threatened by rain, so the team was concerned that the _ would be postponed.
Example Output: game

Example Input: The horse ran faster on the track than in the field because the _ was more slippery.
Example Output: field

Example Input: He could either build the birdhouse or the tree-house first, but the _ would take less time to construct.
Example Output:
birdhouse