Key points are not available for this paper at this time.
Yusen Zhang, Ansong Ni, Tao Yu, Rui Zhang, Chenguang Zhu, Budhaditya Deb, Asli Celikyilmaz, Ahmed Hassan Awadallah, Dragomir Radev. Findings of the Association for Computational Linguistics: EMNLP 2021. 2021.
Zhang et al. (Fri,) studied this question.