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.

Example Input: Sentence: The `` power cepstrum '' was defined in a 1963 paper by Bogert et al. . 
 Question: what was  defined?
Example Output: power cepstrum

Example Input: Sentence: The means to lay their foundation being the outcome of special prayers addressed to the Mother of God during the nine days preceding event of 8 Dec. , 1854 . 
 Question: what is  addressed  to someone?
Example Output: special prayers

Example Input: Sentence: 23.60 % of all households were made up of individuals and 8.40 % had someone living alone who was 65 years of age or older . 
 Question: what   had something?
Example Output:
households