<table border> <tr><td colspan="3"></td></tr> <tr><td>A1</td><td>B1</td><td>C1</td></tr> <tr><td>A2</td><td>B2</td><td>C2</td></tr> </table>
<table border> <tr><td rowspan="2">Fusion</td> <td>A1</td> </tr> <tr><td>A2</td> </tr> </table>