@InProceedings{Parsing_with_Logical_Variables, author = "Tim Finin and Martha Palmer", editor = "Donald E. Walker", title = "{Parsing with Logical Variables}", month = "February", year = "1983", note = "A revised version of this paper was in the 1987 book Natural Language Parsing Systems, edited by Leonard Bolc. See here..", pages = "62-68", booktitle = "Proceedings of the First Conference on Applied Natural Language Processing", publisher = "Association for Computational Linguistics", }