Logical Form of Complex Sentences in Task-Oriented Dialogues Cecile T Balkanski author 1991-06 text 29th Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics Berkeley, California, USA conference publication balkanski-1991-logical 10.3115/981344.981388 https://aclanthology.org/P91-1043/ 1991-06 331 332