TASK DEFINITION: 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'.
PROBLEM: Context: In the winter of 1915, during the Serbian Army's retreat across Albania to the Greek island of Corfu Link Information: Throughout the journey across the mountains, around 70,000 soldiers and 140,000 civilians froze, starved to death, died of disease or were killed by hostile Albanian tribes between November 1915 and January 1916 Question: How long did the army's retreat to Corfu take?

SOLUTION: Answer: 2

PROBLEM: Context: He subsequently lived for brief periods in Spain, Paris, Brazil and Romania and maintained correspondence with Marie Laurencin and Thomas Mann, whose works he also translated while recuperating at a sanatorium in Switzerland Link Information: With an area of 505990 km2, Spain is the largest country in Southern Europe Question: Which country beside France that Horiguchi lived in after his study in Belgium is the largest?

SOLUTION: Answer: Brazil

PROBLEM: Context: In 1873, the Hoylake and Birkenhead Railway was authorised to construct two extensions to its lines Link Information: The Wirral Railway was a railway network in the northern part of the Wirral Peninsula, England. It was incorporated in 1863 Question: In what year was the railway company that was authorized to build two extensions in 1873 founded?

SOLUTION:
Answer: 1863