Fundamental Prolog Part 1 - wiki.visual-prolog.com http://wiki.visual-prolog.com/index.php?title=Fundamental_Prolog_Part_1 http://wiki.visual-prolog.com/index.php?title=Fundamental_Prolog_Part_2 Fundamental Visual Prolog - wiki.visual-prolog.com http://wiki.visual-prolog.com/index.php?title=Fundamental_Visual_Prolog