Patent US 6,098,047

By collecting or creating information written in a specific descriptive system, making a real model defining the concept handled in the organization activity, analyzing the domain for defining the words by stratifying each concept on the model of each basic concept of at least person, organization, article, document, meeting and event for composing the organization activity, analyzing the sentence pattern for defining the context by stratifying on the model of the concept of action, and by fitting and integrating the word defined by domain analysis and sentence pattern analysis into the context, a logical model corresponding to the real model is created. Thereby an organization activity database, in which information about various events necessary for organization activity and information of achievements resulting organization activity are integrated, is constructed.