[Question]: Has the Holy Grail been featured in at least five films?

[Answer]: Chain of thought: 1981's Excalibur film features King Arthur and his knights looking for the Holy Grail. Monty Python and the Holy Grail spoofs Arthurian legend. Indiana Jones and the Last Crusade features a search for the Holy Grail. Prince Killian and the Holy Grail focuses on retrieval of the grail. The Silver Chalice focuses on a man that has to sculpt the Holy Grail. The answer is yes.

[Question]: Can nitric acid break the Louvre?

[Answer]: Chain of thought: Parts of the Louvre are built of limestone. Nitric acid dissolves limestone. The answer is yes.

[Question]: Could someone mistake the smell of your brussels sprouts for a fart?

[Answer]: Chain of thought: Brussels Sprouts are cruciferous vegetables. Cruciferous vegetables have a sulfur containing chemical called glucosinolate in them. When you cook brussels sprouts, their smell intensifies. The answer is yes.

[Question]: Did the swallow play a role in a famous film about King Arthur?

[Answer]:
Chain of thought: Monty Python and the Holy Grail was a famous film about King Arthur. In Monty Python and the Holy Grail, swallows are mentioned several times. The answer is yes.