% From the book % PROLOG PROGRAMMING IN DEPTH % by Michael A. Covington, Donald Nute, and Andre Vellino % (Prentice Hall, 1997). % Copyright 1997 Prentice-Hall, Inc. % For educational use only % File CAPITALS.PL or KB.PL % Knowledge base for several examples in Chapter 2 :- dynamic(capital_of/2). % Remove if not needed. See text, section 2.8. capital_of(georgia,atlanta). capital_of(california,sacramento). capital_of(florida,tallahassee). capital_of(maine,augusta).