iElement;
    class DEElement extends HTMLElement {
        constructor() {
            fgElement = document.createElement('f-g', {customElementRegistry: scopedRegistry2});
            super();
            hiElement = document.createElement('h-i', {customElementRegistry: scopedRegistry2});
        }
    };
    class FGElement extends HTMLElement { }
    class HIElement extends HTMLElement { }
    const scopedRegistry1 = new CustomElementRegistry;
    scopedRegistry1.define('d-e', DEElement);
    const scope