network unknown {
}
variable SolarElevation {
  type discrete [ 3 ] { E1, E2, E3 };
}
variable Shade {
  type discrete [ 2 ] { True, False };
}
variable DipersionRatio {
  type discrete [ 3 ] { R1, R2, R3 };
}
variable GenerateLevel {
  type discrete [ 3 ] { L1, L2, L3 };
}

probability ( SolarElevation ) {
  table 0.4, 0.4, 0.2;
}
probability ( Shade | SolarElevation) {
  (E1)0.25, 0.75;
  (E2)0.12, 0.88;
  (E3)0.06, 0.94;
}
probability ( DipersionRatio | Shade) {
  (False)0.8, 0.15, 0.05;
  (True)0.1, 0.4, 0.5;
}
probability ( GenerateLevel | Shade) {
  (False)0.2, 0.5, 0.3;
  (True)0.5, 0.45, 0.05;
}