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<!doctype html>
<meta charset="utf-8">
<title></title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(function() {
  var obj = Object.create(Element.prototype);
  assert_true(obj instanceof Element);
  assert_true(obj instanceof Node);
  assert_false(obj instanceof Attr);
}, "Manually-constructed prototype chains are correctly handled by instanceof");
</script>