Definition: Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.
Input: Context: Rudolphe Cabanel (also Rudolph) (1763--1839) was a German architect, engineer and machinist, known for his work on British theatres. 
 Question: The date of birth for Rudolphe Cabanel is what?
Output:

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
1763