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: In the context of a Stryker Brigade Combat Team 's Infantry Rifle Companies , one man from each fireteam in a rifle squad is either the Squad Anti-armor Specialist , armed with the FGM-148 Javelin , or the Squad Designated Marksman , who carries the M4 carbine and M14 rifle . 
 Question: when is someone armed  with something?

SOLUTION: In the context of a Stryker Brigade Combat Team 's Infantry Rifle Companies

PROBLEM: Sentence: On September 21 , 1955 , Moore went up in weight to face future Hall of Famer Rocky Marciano for Marciano 's Heavyweight Championship . 
 Question: when did someone go  up in something?

SOLUTION: On September 21 , 1955 ### 1955

PROBLEM: Sentence: The album is named after the discredited pseudoscience of phrenology , the study of head shapes to determine intelligence and character , which was used to rationalize racism during the 19th century in the United States . 
 Question: where was something used  to do something?

SOLUTION:
in the United States .