Teacher:Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.
Teacher: Now, understand the problem? Solve this instance: Context : Jean-Baptiste Lestiboudois (30 January 1715, Douai -- 20 March 1804, Lille) was a French botanist and pharmacist. 
Answer : 20 March 1804
Student:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The year Jean-Baptiste Lestiboudois died was what?