suppliers('S1','Jones','Atlanta').
suppliers('S2','Smith','Duluth').
suppliers('S3','Blake','Marietta').
parts('P1','Nut','Red','Duluth').
parts('P2','Bolt','Blue','Marietta').
parts('P3','Screw','Red','Dunwoody').
parts('P4','Axle','Green','Marietta').
projects('J1','Bicycles','Duluth').
projects('J2','Motorcycles','Dunwoody').
spj('S1','P1','J1',100).
spj('S1','P2','J2',100).
spj('S1','P1','J2',100).
spj('S2','P1','J1',100).
spj('S2','P3','J1',100).
spj('S2','P3','J2',100).
spj('S3','P1','J1',100).
spj('S3','P2','J2',100).
