Instructions: In this task, you are given a sentence and question which can be answered using the sentence. Your task is to answer the question using the information from the sentence. The answer to the question is unique and it is a continuous text span from the sentence.
Input: Sentence: The spare apparatus fleet comprises six spare engines , three spare ladders , one spare tac , and three spare district chief 's units . 
 Question: what   comprises something?
Output:
The spare apparatus fleet