UCD-CS at W-NUT 2020 Shared Task-3: A Text to Text Approach for COVID-19 Event Extraction on Social Media Congcong Wang author David Lillis 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 wang-lillis-2020-ucd 10.18653/v1/2020.wnut-1.78 https://aclanthology.org/2020.wnut-1.78/ 2020-11 514 521