You are given a concept, and a list of answers. You should generate a question about the concept that leads to the given answer(s).

[EX Q]: concept: Abraham Lincoln  answers:  ['Theodore Parker', 'Thomas Paine', 'Henry Clay']
[EX A]: what influenced abraham lincoln to become president?

[EX Q]: concept: Austraila  answers:  ['UTC+8']
[EX A]: what timezone is australia gmt?

[EX Q]: concept: Antonio Vivaldi  answers:  ['Violin']
[EX A]:
what instruments did vivaldi wrote concertos for?