task_categories:text-classification task_categories:text-generation task_categories:text-retrieval task_categories:summarization task_categories:question-answering source_datasets:dell-research-harvard/AmericanStories language:en license:cc-by-4.0 size_categories:10M<n<100M arxiv:2308.12477 region:us social science economics news newspaper large language modeling nlp lam glam historical arxiv:2308.12477