What is the "Arc GitHub" thing? It's hard to find, there are plenty of unrelated projects named "arc" there.<p>Found this ARC, the AI2 Reasoning Challenge but not sure "The dataset contains only natural, grade-school science questions"<p><a href="https://paperswithcode.com/paper/think-you-have-solved-question-answering-try" rel="nofollow">https://paperswithcode.com/paper/think-you-have-solved-quest...</a>