or as a means to alleviate the tasks of human annotators. Parts of it have been intergrated in Tango, a graphical annotation environment for event ordering (Verhagen and Knippen, Forthcoming). The system is set up as a cascade of modules that successively add more and more TimeML annotation to a document. The input is assumed to be part-of-speech tagged and chunked. The overall system architecture is laid out in the diagram below.