IntersectionClass class3 = ontmodel.createIntersectionClass( null, list );
UnionClass class4 = ontmodel.createUnionClass( null, list );
assertIteratorValues( class3.listInstances(), new Resource[] { inds[2], inds[3] } );
assertIteratorValues( class4.listInstances(), new Resource[] {
inds[0], inds[1], inds[2], inds[3], inds[4], inds[5] } );
}