<!DOCTYPE html>
<body>
    <table>
        <tbody>
            <tr>
                <td id="cell-1-1">1-1</td>
                <td id="cell-1-2">1-2</td>
            </tr>
            <tr>
                <td id="cell-2-1">2-1</td>
                <td id="cell-2-2">2-2</td>
            </tr>
        </tbody>
        <thead>
            <tr>
                <th id="cell-h-1">h-1</th>
                <th id="cell-h-2">h-2</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td id="cell-3-1">3-1</td>
                <td id="cell-3-2">3-2</td>
            </tr>
            <tr>
                <td id="cell-4-1">4-1</td>
                <td id="cell-4-2">4-2</td>
            </tr>
        </tbody>
</body>