Generate a correct and concise answer for the question based on the words in the context.

Ex Input:
Context : Manthor was the Master of the North-march of Brethil, a part of the forest by the River Sirion nearest to the Ford of Brithiach.
Question : What city is Manthor associated with?

Ex Output:
Brethil

Ex Input:
Context : Robert Lee Howze (August 22, 1864 -- September 19, 1926) was a United States Army Major General who was a recipient of the Medal of Honor for his actions during the Indian Wars.
Question : Which armed forces did Robert Lee Howze serve?

Ex Output:
United States Army

Ex Input:
Context : Rear Admiral Keith McNeil Campbell-Walter CB (1904--1976) was a senior Royal Navy officer.
Question : To which branch did Keith McNeil Campbell-Walter belong?

Ex Output:
Royal Navy