In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

Example Input: Context: being reinforced by the 188th Rifle Division. The corps fought in the capture of Left-bank Ukraine east of Kremenchuk, then crossed the Dnieper and captured a bridgehead northwest of Mishurin Rog during the Battle of the Dnieper. Link Information:  During its four-month duration, the eastern bank of the Dnieper was recovered from German forces Answer: German forces
Example Output: Who did the reinforcements oppose in the Battle of the Dneiper?

Example Input: Context: Missions for this unit primarily concerned close air support, air strikes and interdiction missions supporting United Nations Command ground troops in the country Link Information: none Answer: none
Example Output: What other countries did Loring fight with while he supported the United nations command ground troops?

Example Input: Context: As part of the RAAF's reorganisation following the outbreak of World War II in September 1939 Link Information: On 3 September 1939, Britain declared war when its ultimatum for Germany to withdraw from Poland expired. Answer: 6
Example Output:
How many years did World War II last?