FMI-SU at SemEval-2023 Task 7: Two-level Entailment Classification of Clinical Trials Enhanced by Contextual Data Augmentation Sylvia Vassileva author Georgi Grazhdanski author Svetla Boytcheva author Ivan Koychev author 2023-07 text Proceedings of the 17th International Workshop on Semantic Evaluation (SemEval-2023) Atul Kr. Ojha editor A Seza Doğruöz editor Giovanni Da San Martino editor Harish Tayyar Madabushi editor Ritesh Kumar editor Elisa Sartori editor Association for Computational Linguistics Toronto, Canada conference publication vassileva-etal-2023-fmi 10.18653/v1/2023.semeval-1.200 https://aclanthology.org/2023.semeval-1.200/ 2023-07 1454 1462