Method of information generation and retrieval system based on a standardized Representation format of sentences structures and meanings

PURPOSE: A device and a method for generating/searching the information based on the standardized sentence and meaning structure are provided to enable a user to describe the information provided by the user and search the information desired by the user. CONSTITUTION: The device for generating/searching the information comprises a data storage(11) storing the language knowledge data, the meaning expression data and a web document, an information providing interface(12) receiving the sentence generation for a transaction and a natural language query from the user, an input sentence analyzer(13) fro generating the meaning structure by analyzing the natural language sentence inputted from the user, a dialog processor(14) outputting a result, an index and a search result by resolving the meaning when a spelling and spacing error and the ambiguities of the sentence and meaning structure is occurred, a meaning structure processor(15) indexing/storing/searching the meaning structure receiving from the input sentence analyzer, and an information demand interface(16) for providing the data output from the dialog processor to the user.