WebKB-GE

WebKB-GE - is a Java application developed by Simon Pollitt for editing and constructing conceptual graphs. It comes with a pre-defined onotology. Read about it in WebKB-GE - A Visual Editor for Canonical Conceptual Graphs A. Burrow, S. Pollitt, and P.W.Eklund, Proceedings 6th International Conference on Conceptual Structures, pp. 111-118, LNAI 1453, Springer Verlag, 1998 [100K gzipped postscript file].