https://huggingface.co/datasets/jimchen2/pendulum-causal-qa-3000/resolve/main/data/index.csv
hf download hf://datasets/jimchen2/pendulum-causal-qa-3000/data/index.csv
curl -L -o index.csv https://huggingface.co/datasets/jimchen2/pendulum-causal-qa-3000/resolve/main/data/index.csv
