Using Dialogue Corpora to Extend Information Extraction Patterns for Natural Language Understanding of Dialogue Roberta Catizone author Alexiei Dingli author Robert Gaizauskas author 2010-05 text Proceedings of the Seventh International Conference on Language Resources and Evaluation (LREC’10) Nicoletta Calzolari editor Khalid Choukri editor Bente Maegaard editor Joseph Mariani editor Jan Odijk editor Stelios Piperidis editor Mike Rosner editor Daniel Tapias editor European Language Resources Association (ELRA) Valletta, Malta conference publication catizone-etal-2010-using https://aclanthology.org/L10-1563/ 2010-05