Tracking State Changes in Procedural Text: a Challenge Dataset and Models for Process Paragraph Comprehension Bhavana Dalvi author Lifu Huang author Niket Tandon author Wen-tau Yih author Peter Clark author 2018-06 text Proceedings of the 2018 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies, Volume 1 (Long Papers) Marilyn Walker editor Heng Ji editor Amanda Stent editor Association for Computational Linguistics New Orleans, Louisiana conference publication dalvi-etal-2018-tracking 10.18653/v1/N18-1144 https://aclanthology.org/N18-1144/ 2018-06 1595 1604