INFORMATION STORAGE AND RETRIEVAL SYSTEM AND DISPLAY METHOD THEREFOR

An information storage and retrieval system which permits storage of fact information represented in terms of conceptual concepts expressing things and relational concepts expressing relations therebetween on a knowledge base, easy inputting and correction of the fact information, easy browsing and retrieval of the fact information and display of the fact information with effective use of a limited view area, and also to provide a display method used in the information storage and retrieval system. The system includes a device for inputting fact information with respect to a specific relational concept according to a template pattern by using a multi-window function on the basis of information obtained from a concept dictionary for defining hierarchical relations between concepts and a grammar rule for defining semantic structures of cases and concepts allowed to be used in the cases; a device for storage and retrieval of fact information; and a device for displaying fact information in a fact window and displaying a hierarchy of conceptual concepts and relational concepts in a node tree window.