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.

Context: he became the first to isolate the measles virus from the brain of a child who had died from measles encephalitis. Link Information: none Answer: none
Which disease shows symptoms sooner after infection, the measles encephalitis virus or the virus Hodes discovered in Guam that was spread by mosquitoes?

Context: Steinmetz has a B.S. in Mathematics and Physics from the Saarland University (1988) Link Information: Saarland University () is a modern research university located in Saarbrücken, the capital of the German state of Saarland Answer:  Saarbrücken
In what city did Steinmetz earn his B.S. degree?

Context: The album was mostly written, arranged, played and produced by lead singer Peter Cunnah, Link Information: Peter Cunnah (born 30 August 1966 Answer: 1966 

What year was the lead singer, writer, and arranger of the album World born?