<rng:element name="separator">
<rng:ref name="overload"/>
<rng:ref name="access_rights"/>
+ <rng:optional><rng:attribute name="name"/></rng:optional>
<rng:optional><rng:attribute name="colspan"/></rng:optional>
<rng:optional><rng:attribute name="rowspan"/></rng:optional>
<rng:optional><rng:attribute name="string"/></rng:optional>