<doc>
  <p>
    <span>1</span>
    <span>2</span>
  </p>
  <p>
    <span>3</span>
    <span>4</span>
  </p>
  <p>
    <span>5</span>
    <span>6</span>
  </p>
  <p>
    <span>7</span>
    <span>8</span>
  </p>
  <p>
    <span>9</span>
    <span>a</span>
  </p>
  <p>
    <span>b</span>
    <span>c</span>
  </p>
  <p>
    <span>d</span>
    <span>e</span>
  </p>
  <p>
    <span>f</span>
    <span>0</span>
  </p>
</doc>