Prolog Programming Structures for Beginners You may use LISP and Prolog together. In LISP, some AI applications are more easily programmed than in Prolog, and vice versa. The ideal configuration might be offered by a hybrid system that combines the two languages. There are two ways to put this combination into practice, The use of externals in both languages is the first. Today, a lot of LISP systems allow calls to external routines...