public void test3() {
// build graph for test case
Goal g1 = createGoal(gss, 1);
Goal g2 = createGoal(gss, 2);
Goal g3 = createGoal(gss, 3);
Principle p1 = createPrinciple(gss, 1);
Principle p2 = createPrinciple(gss, 2);
createDecomposition(gss, g2, g1);
createDecomposition(gss, g3, g1);