@linkend on firstterm must point to a glossentry.
@linkend on footnoteref must point to a footnote.
@linkend on glossterm must point to a glossentry.
@otherterm on glosssee must point to a glossentry.
@otherterm on glossseealso must point to a glossentry.
A termdef must contain exactly one firstterm
An XLink arc type element must occur as the direct child of an XLink extended type element.
An XLink extended type element may not occur as the direct child of an XLink extended type element.
An XLink locator type element must occur as the direct child of an XLink extended type element.
An XLink resource type element must occur as the direct child of an XLink extended type element.
An XLink title type element must occur as the direct child of an XLink extended, locator, or arc type element.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
If this element is the root element, it must have a version attribute.
equation must not occur among the children or descendants of caption
example must not occur among the children or descendants of caption
figure must not occur among the children or descendants of caption
note must not occur among the children or descendants of caption
sidebar must not occur among the children or descendants of caption
table must not occur among the children or descendants of caption
task must not occur among the children or descendants of caption
equation must not occur among the children or descendants of equation
example must not occur among the children or descendants of equation
figure must not occur among the children or descendants of equation
table must not occur among the children or descendants of equation
equation must not occur among the children or descendants of example
example must not occur among the children or descendants of example
figure must not occur among the children or descendants of example
table must not occur among the children or descendants of example
equation must not occur among the children or descendants of figure
example must not occur among the children or descendants of figure
figure must not occur among the children or descendants of figure
table must not occur among the children or descendants of figure
equation must not occur among the children or descendants of table
example must not occur among the children or descendants of table
figure must not occur among the children or descendants of table
epigraph must not occur among the children or descendants of footnote
equation must not occur among the children or descendants of footnote
example must not occur among the children or descendants of footnote
figure must not occur among the children or descendants of footnote
footnote must not occur among the children or descendants of footnote
note must not occur among the children or descendants of footnote
sidebar must not occur among the children or descendants of footnote
table must not occur among the children or descendants of footnote
task must not occur among the children or descendants of footnote
note must not occur among the children or descendants of note
sidebar must not occur among the children or descendants of sidebar
informaltable must not occur among the children or descendants of entry
table must not occur among the children or descendants of entry