when was the first internal combustion engine created???

Answer: 1794
Question: when did they start using pvc for plumbing?

Answer: in the 1940s
Answer this question: where does the story the bet take place??

Russia
Q: when was the first macy's thanksgiving day parade held?A: November 24, 1924
Input: where is the 2022 world cup going to be held at?

Output: Qatar
Please answer this: where does the theory of everything take place?
Cambridge University