css/css-tables/insert-after-colgroup-ref.html - external/github.com/web-platform-tests/wpt - Git at Google

 <!doctype html>
 <table border="1" id="target">
   <colgroup>
     <col>
   </colgroup>
   <tbody>
     <tr><td>A</td></tr>
   </tbody>
   <tbody>
     <tr><td>B</td></tr>
     <tr><td>C</td></tr>
     <tr><td>D</td></tr>
   </tbody>
 </table>
	<!doctype html>
	<table border="1" id="target">
	<colgroup>
	<col>
	</colgroup>
	<tbody>
	<tr><td>A</td></tr>
	</tbody>
	<tbody>
	<tr><td>B</td></tr>
	<tr><td>C</td></tr>
	<tr><td>D</td></tr>
	</tbody>
	</table>