chromium/third_party/blink/web_tests/svg/dom/resources/import-other-svg.svg

<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
  <foreignObject id="insertionPoint" width="500" height="500">
  </foreignObject>
  <script>
    document.getElementById("insertionPoint").appendChild(window.top.otherSVG);
  </script>
</svg>