ClarQ: A large-scale and diverse dataset for Clarification Question Generation Vaibhav Kumar author Alan W Black author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication kumar-black-2020-clarq 10.18653/v1/2020.acl-main.651 https://aclanthology.org/2020.acl-main.651/ 2020-07 7296 7301