Using Machine Learning Techniques to Interpret WH-questions Ingrid Zukerman author Eric Horvitz author 2001-07 text Proceedings of the 39th Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics Toulouse, France conference publication zukerman-horvitz-2001-using 10.3115/1073012.1073082 https://aclanthology.org/P01-1070/ 2001-07 547 554