ting-specifier</var> ::=</nobr> 
<a name="id1"></a></td><td valign="baseline" colspan="1" align="left"> <code>:plus-subevents</code> | <code>:no-subevents</code>
<code>+</code> | <code>=</code> </td></tr>
<tr>
<td valign="baseline" colspan="1" align="left"></td></tr></tbody></table>
<p>The shorthand <code>+</code> subevents specifier is equivalent to
<code>:plus-subevents</code> and <code>=</code> to <code>:no-subevents</code>.
<br /></p>
<table class="tight"><tbody><tr>
<td valign="baseline" colspan="1" al