Ismail Ilkan Ceylan, Thomas Lukasiewicz, Enrico Malizia, Cristian Molinaro, Andrius Vaicenavicius. Explanations for Negative Query Answers under Existential Rules. In Diego Calvanese, Esra Erdem 0001, Michael Thielscher, editors, Proceedings of the 17th International Conference on Principles of Knowledge Representation and Reasoning, KR 2020, Rhodes, Greece, September 12-18, 2020. pages 223-232, 2020. [doi]
Abstract is missing.