* of all factories and is responsible for doing some basic algebra computations.
 * It shouldn't be too slow, or the whole chain will pay the price.
 */
public class NormalizingExcludeFactory extends DelegatingExcludeFactory {
    private final Intersections intersections;
    private final Unions unions;

    public NormalizingExcludeFactory(ExcludeFactory delegate) {
        super(delegate);