Appendix E: MUC-7 Named Entity Task Definition (version 3.5) N Chinchor author P Robinson author 1998 text Seventh Message Understanding Conference (MUC-7): Proceedings of a Conference Held in Fairfax, Virginia, April 29 - May 1, 1998 conference publication chinchor-robinson-1998-appendix https://aclanthology.org/M98-1028/ 1998