Chu, Z., Chen, M., Chen, J., Wang, M., Gimpel, K., Faruqui, M. and Si, X. 2020. How to Ask Better Questions? A Large-Scale Multi-Domain Dataset for Rewriting Ill-Formed Questions. Proceedings of the AAAI Conference on Artificial Intelligence. 34, 05 (Apr. 2020), 7586-7593. DOI:https://doi.org/10.1609/aaai.v34i05.6258.