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'.

[EX Q]: 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?
[EX A]: Answer: 1863 

[EX Q]: Context: all cichlids in the lake are endemic to the Malawi system, which also includes nearby smaller Lake Malombe Link Information:  The lake is extremely shallow with an average depth of approximately eight feet, and during periods of dry weather the water level recedes and can even disappear. Question: How deep is the smaller lake that is part of the Malawi system?
[EX A]: Answer: eight feet

[EX Q]: Context: before being appointed to command XXXXIX Mountain Corps. During his command of this corps it was involved in the invasion of Yugoslavia and the attack on the Soviet Union. Link Information: The invasion of Yugoslavia, also known as the April War or Operation 25, was a German-led attack on the Kingdom of Yugoslavia by the Axis powers which began on 6 April 1941 Question: Which of the two offensives that Kübler's Mountain Corps was involved in began first?
[EX A]:
Answer: invasion of Yugoslavia