A Flexible Stand-Off Data Model with Query Language for Multi-Level Annotation Christoph Mueller author 2005-06 text Proceedings of the ACL Interactive Poster and Demonstration Sessions Masaaki Nagata editor Ted Pedersen editor Association for Computational Linguistics Ann Arbor, Michigan conference publication mueller-2005-flexible 10.3115/1225753.1225781 https://aclanthology.org/P05-3028/ 2005-06 109 112