MITRE-Bedford:Description of theAlembicSystem as Used for MUC-5 John Aberdeen author John Burger author Dennis Connolly author Susan Roberts author Marc Vilain author 1993 text Fifth Message Understanding Conference (MUC-5): Proceedings of a Conference Held in Baltimore, Maryland, August 25-27, 1993 conference publication aberdeen-etal-1993-mitre https://aclanthology.org/M93-1013/ 1993