Q: Does rock star Keith Richards play a captain of a boat in a movie?
A: yes
Explanation: Keith Richards has a cameo appearance in two of the Pirates of the Caribbean movies. He plays Captain Teague, the elderly father of famous pirate Captain Jack Sparrow. In At World's End, he is the member of the council of Pirate Lords who is responsible for keeping the Pirate Code, and there is a brief shot of him and his crew aboard their ship during the sequence where the pirates are raising their banners in preparation to fight.

Q: Would Hodor hypothetically be a good math mathematician?
A: no
Explanation: Mathematicians are expert students of mathematics. Hodor was a dimwitted giant of a man that served House Stark in Game of Thrones. Hodor worked in the stables and could only utter the only word he ever said was his own name. Mathematicians frequently publish articles on theories and need to be able to read and write.

Q: Was a nuclear bomb used in the Napoleonic Wars?
A:

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
no
Explanation: The Napoleonic Wars took place between 1803 and 1815. Nuclear bombs have only been used in warfare twice, both times in 1945.