<style>
    table {
        border-collapse: collapse;
    }

    td {
        padding: 10px;
        border: 1px solid black;
    }
</style>

<table>
    <tr>
        <td>1</td>
        <td>2</td>
        <td>3</td>
    </tr>
    <tr>
        <td>4</td>
        <td rowspan="3" colspan="3">6-9</td>
    </tr>
    <tr>
        <td>5</td>
    </tr>
</table>