CoT and answer: The Native American People in the United States were brutalized during the colonization period. Native Americans in the US often choose to mourn the genocide of their people on Thanksgiving.
yes
Do reverse engineering and find the question: Is Thanksgiving sometimes considered a day of mourning?

Solution: EGOT refers to people that have won an Emmy, a Grammy, an Oscar, and a Tony Award. Christopher Walken won the Oscar in 1979 for Best Actor in a Supporting Role. Christopher Walken was nominated for two Tony Awards but has never won. Christopher Walken was nominated for an Emmy Award but has never won. Christopher Walken has never been nominated for a Grammy.
Answer: no
Question: Is Christopher Walken close to achieving EGOT status?

Reasoning & answer: Des Moines is a city in the landlocked state Iowa. Surfing involves riding the waves at a beach or ocean. There are no beaches in Iowa.
no
Question: Is surfing popular in Des Moines, Iowa?

CoT and answer: Potatoes originated in South America and spread throughout the Americas by indigenous tribes. European explorers discovered potatoes and brought them back to share at home in Europe.
no
Do reverse engineering and find the question: Are potatoes native to the European continent?

Solution: Felix Potvin was an NHL goaltender. There is no goalie position on a dodgeball team.
Answer: no
Question: Does Felix Potvin have a position on a dodgeball team?

Solution: The New York Harbor is at the mouth of the Hudson River. A harbor is a sheltered body of water where boats and ships can be docked. The New York Harbor has been used since colonial era of the 1500s. Donald Trump is a failed business man and 2016 president elect. Donald Trump makes outrageous deceitful claims.
Answer: no
Question:
Did Donald Trump come up with the idea for the New York Harbor?