TASK DEFINITION: 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.
PROBLEM: Sentence: Getting there requires a fairly steep hike from the Rim Drive trailhead . 
 Question: where might someone get?

SOLUTION: there

PROBLEM: Sentence: Having finished his apprenticeship with Hammond , Keats registered as a medical student at Guy 's Hospital and began studying there in October 1815 . 
 Question: when did someone begin  to do something?

SOLUTION: in October 1815

PROBLEM: Sentence: The psychological impact of this first transformation caused Beast to experience short-term amnesia and also made it difficult for him to control his animalistic instincts , which would cause him to slip into an uncontrollable berserker rage during combat . 
 Question: who   experienced something?

SOLUTION:
Beast ### him