MITRE-Bedford ALEMBIC: MUC-4 Test Results and Analysis John Aberdeen author John Burger author Dennis Connolly author Susan Roberts author Marc Vilain author 1992 text Fourth Message Understanding Conference (MUC-4): Proceedings of a Conference Held in McLean, Virginia, June 16-18, 1992 conference publication aberdeen-etal-1992-mitre https://aclanthology.org/M92-1013/ 1992