In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.

Q: Context: He has degrees from Haverford College (A.B., 1963) and from Columbia University (M.A., 1964; Ph.D., 1970) Link Information: Columbia University (also known as Columbia, and officially as Columbia University in the City of New York) is a private Ivy League research university in New York City. Established in 1754 on the grounds of Trinity Church in Manhattan, Columbia is the oldest institution of higher education in New York  Question: In which state did Belanger receive his Masters and Doctorates degrees?

A: Answer: New York
****
Q: Context: The Battle of Pakchon (5 November 1950) Link Information: Pakch'ŏn County is a kun, or county, in southern North P'yŏngan province, North Korea.  Question: Did the Battle of Pakchon take place in North Korea or in South Korea?

A: Answer: North Korea
****
Q: Context: After the outbreak of the First World War, a priority for the Royal Navy was to secure the approaches to the English Channel, to prevent elements of the German High Seas Fleet from breaking out into the Atlantic, Link Information: It is the smallest of the shallow seas around the continental shelf of Europe, covering an area of some 75000 km2. Question: What is the surface area of the body of water that the Royal Navy secured the approaches to after the outbreak of the First World War?  

A:
Answer: 75000
****