Winners at W-NUT 2020 Shared Task-3: Leveraging Event Specific and Chunk Span information for Extracting COVID Entities from Tweets Ayush Kaushal author Tejas Vaidhya author 2020-11 text Proceedings of the Sixth Workshop on Noisy User-generated Text (W-NUT 2020) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication kaushal-vaidhya-2020-winners 10.18653/v1/2020.wnut-1.79 https://aclanthology.org/2020.wnut-1.79/ 2020-11 522 529