supplier(s1, smith, 20, london).
supplier(s2, jones, 10, paris).
supplier(s3, blake, 30, paris).
supplier(s4, clark, 20, london).
supplier(s5, adams, 30, athens).

part(p1, nut, red, 12, london).
part(p2, bolt, green, 17, paris).
part(p3, screw, blue, 17, rome).
part(p4, screw, red, 14, london).
part(p5, cam, blue, 12, paris).
part(p6, cog, red, 19, london).

job(j1, sorter, paris).
job(j2, display, rome).
job(j3, ocr, athens).
job(j4, console, athens).
job(j5, raid, london).
job(j6, eds, oslo).
job(j7, tape, london).

shipment(s1, p1, j1, 200).
shipment(s1, p1, j4, 700).
shipment(s2, p3, j1, 400).
shipment(s2, p3, j2, 200).
shipment(s2, p3, j3, 200).
shipment(s2, p3, j4, 500).
shipment(s2, p3, j5, 600).
shipment(s2, p3, j6, 400).
shipment(s2, p3, j7, 800).
shipment(s2, p5, j2, 100).
shipment(s3, p3, j1, 200).
shipment(s3, p4, j2, 500).
shipment(s4, p6, j3, 300).
shipment(s4, p6, j7, 300).
shipment(s5, p2, j2, 200).
shipment(s5, p2, j4, 100).
shipment(s5, p5, j5, 500).
shipment(s5, p5, j7, 100).
shipment(s5, p6, j2, 200).
shipment(s5, p1, j4, 100).
shipment(s5, p3, j4, 200).
shipment(s5, p4, j4, 800).
shipment(s5, p5, j4, 400).
shipment(s5, p6, j4, 500).