*Q:* Did Irish mythology inspire Washington Irving?
*A:* My reasoning: Washington Irving's most famous novel was The Legend of Sleepy Hollow. The antagonist of the Legend of Sleepy Hollow, The Headless Horseman, was a man on horseback that was missing his head. The Dullahan is a mythological creature in Irish mythology. The Dullahan comes from the Irish word Gan Ceann, meaning "without a head". The Dullahan is depicted as a headless rider, usually on a black horse, who carries their own head in their arm.
The answer: yes.


*Q:* Is nickel dominant material in US 2020 nickels?
*A:* My reasoning: Nickels have been made of various materials including silver in the 1940s. Nickels in 2020 are made from a mix of copper and nickel. 2020 nickels are 25% nickel and 75% copper.
The answer: no.


*Q:* Do people celebrate Earth Day with a ceremonial tire fire?
*A:*
My reasoning: Earth Day is a global holiday to show support for environmental protection. Tire fire is a large quantity of tires burning at once. Smoke from burning tires contain heavy metals and other harmful pollutants. Smoke is harmful to the environment.
The answer: no.