Based on the given question and tppic, give an answer. The answer is available on on the internet. The questions are mostly centered around a single named entity.
Example: concept: Selena Gomez question: what city was selena gomez born in?
Example solution: New York City
Example explanation: The answer is correct based on the information available on the web about Selena Gomez.

Problem: concept: Jack Kevorkian  question:  what did jack kevorkian go to prison for?

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
Solution: ['Assisted suicide']