Lessons Learned from Large Scale Evaluation of Systems that Produce Text: Nightmares and Pleasant Surprises Kathleen R McKeown author 2006-07 text Proceedings of the Fourth International Natural Language Generation Conference Nathalie Colineau editor Cécile Paris editor Stephen Wan editor Robert Dale editor Association for Computational Linguistics Sydney, Australia conference publication mckeown-2006-lessons https://aclanthology.org/W06-1401/ 2006-07 3 5