enum Type {
            PROJECT,
            DEPENDENCIES,
            CHILDREN
        }

        String phase();

        Type type();
    }

    interface PhasePointer extends Pointer {
        default Type type() {
            return Type.PROJECT;
        }
    }

    interface DependenciesPointer extends Pointer {
        String scope(); // default: all

            @Override
            public Kind kind() {
                return Kind.AFTER;
            }

            @Override
            public Lifecycle.Pointer pointer() {
                return new Lifecycle.PhasePointer() {
                    @Override
                    public String phase() {
                        return b;
                    }
                };
            }
        };
    }