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pointer-to-explained Pointer to Object Described in Explanation

Used in an <explanation> to point to the <question>, <answer>, or <option> that is being explained.
REQUIRED on element: <explanation>
Value Meaning
One or more identifiers (of type IDREF) Points to the existing identifier(s) (@id attributes) of the object or objects being explained.
Restriction @pointer-to-explained is required; it must be provided if the element is used.
Tagged Sample

Linking an explanation to the answer for a true/false question

...
<question id="q3" question-response-type="true-false">
 <p>Peregrine White was the first English child born in 
  North America.</p>
 <answer pointer-to-question="q3" id="ans3">
  <p>False</p></answer>
</question>
<explanation pointer-to-explained="ans3">
 <p>The first English child born in North America was
  Virginia Dare.  She was born in August 1587, ...</p>
</explanation>
...