</tr>
		</thead>

		<tbody>
			<tr>
				<th>a</th>
				<td class="greenBox" rowspan="3" colspan="3">
					<table class="subTable">
						<tr>
							<td></td>
							<td></td>
							<td>4</td>
						</tr>
						<tr>
							<td></td>
							<td></td>
							<td></td>
						</tr>
						<tr>
							<td>3</td>
							<td>5</td>
							<td></td>
						</tr>
					</table>
				</td>
			</tr>

		</tbody>