Analysis about event annotation and information structure in sudden events discourse

This paper attempts to analyze the setup about the sudden event discourses. All the analysis is based on a large scale of events annotation. Paper gives an overview of events annotations. The event words, event arguments and event attributes are all necessary to annotate. It also does some analysis on the information structure of the texts and defines two information chains from the perspective of researchers. The article also performs a statistical analysis between the content which can be easily identified by the computer and which can not Anyway, all the research are just to lay the foundation for Information Extraction.