amily: operators;
      }
    </style>
  </head>

  <body>
    <div>
      <!-- space-like mrow -->
      <math xmlns="http://www.w3.org/1998/Math/MathML">
        <mover>
          <mtext>abcdef</mtext>
          <mrow><mrow><mspace/></mrow><mo>&#xaf;</mo></mrow>
        </mover>
      </math>
    </div>
  </body>
</html>
