<head>
  <meta charset="utf-8">
  <title>Test</title>
<body>
<p xmlns:testᾈ="http://example.org/1/">
  <span xmlns:testᾀ="http://example.org/2/">
    <span property="testᾈ:one">Test</span>
    <span property="testᾀ:two">Test</span>
  </span>
</p>

