Comparing Semantically Related Sentences: The Case of Paraphrase Versus Subsumption Jahna Otterbacher author Dragomir Radev author 2004-aug 23–aug 27 text COLING 2004: Proceedings of the 20th International Conference on Computational Linguistics COLING Geneva, Switzerland conference publication otterbacher-radev-2004-comparing https://aclanthology.org/C04-1184/ 2004-aug 23–aug 27 1265 1268