diff --git a/html-aam/index.html b/html-aam/index.html
index 5d3933db1..872771bd2 100644
--- a/html-aam/index.html
+++ b/html-aam/index.html
@@ -2252,10 +2252,6 @@ <h4 id="el-figcaption">`figcaption`</h4>
               </th>
               <td>
                 <div class="role"><span class="type">Role:</span> Use WAI-ARIA mapping</div>
-                <div class="relations">
-                  <span class="type">Relations:</span>
-                  If the first instance of a child `figcaption` to its parent <a href="#el-figure">`figure`</a>, then `IA2_RELATION_DETAILS_FOR` with parent `figure`.
-                </div>
               </td>
             </tr>
             <tr>
@@ -2268,11 +2264,6 @@ <h4 id="el-figcaption">`figcaption`</h4>
               <th><a href="https://gnome.pages.gitlab.gnome.org/atk/">ATK</a></th>
               <td>
                 <div class="role"><span class="type">Role:</span> Use WAI-ARIA mapping</div>
-                <div class="relations">
-                  <span class="type">Relations:</span>
-                  If this is the first instance of a child `figcaption` to its parent <a href="#el-figure">`figure`</a> element, then expose `RELATION_DETAILS_FOR` referencing the parent `figure`
-                  element.
-                </div>
               </td>
             </tr>
             <tr>
@@ -2284,12 +2275,7 @@ <h4 id="el-figcaption">`figcaption`</h4>
             <!-- <th><a href="#accessible-name-and-description-computation">Naming Algorithm</a></th> -->
             <tr>
               <th>Comments</th>
-              <td>
-                <p>
-                  Only the first child instance of a <a href="#el-figcaption">`figcaption`</a> element that is present in the accessibility tree (e.g., not 'hidden') provides details for its parent
-                  `figure` element.
-                </p>
-              </td>
+              <td> </td>
             </tr>
           </tbody>
         </table>
@@ -2316,56 +2302,30 @@ <h4 id="el-figure">`figure`</h4>
               </th>
               <td>
                 <div class="role"><span class="type">Role:</span> Use WAI-ARIA mapping</div>
-                <div class="relations">
-                  <span class="type">Relations:</span>
-                  `IA2_RELATION_DETAILS` points to the first instance of a child `figcaption` if the element is present in the accessibility tree of the parent `figure` element.
-                </div>
               </td>
             </tr>
             <tr>
               <th><a href="https://msdn.microsoft.com/en-us/library/ms726297%28v=VS.85%29.aspx">UIA</a></th>
               <td>
                 <div class="role"><span class="type">Role:</span> Use WAI-ARIA mapping</div>
-                <div class="property">
-                  <span class="type">Property:</span>
-                  `DescribedBy` references the first instance of a child `figcaption` element if the element is present in the accessibility tree of the parent `figure` element.
-                </div>
               </td>
             </tr>
             <tr>
               <th><a href="https://gnome.pages.gitlab.gnome.org/atk/">ATK</a></th>
               <td>
                 <div class="role"><span class="type">Role:</span> Use WAI-ARIA mapping</div>
-                <div class="name"><span class="type">Name:</span> related <a href="#el-figcaption">`figcaption`</a> content</div>
-                <div class="relations">
-                  <span class="type">Relations:</span>
-                  `RELATION_DETAILS` references the first instance of a child `figcaption` element if the element is present in the accessibility tree of the parent `figure` element.
-                </div>
               </td>
             </tr>
             <tr>
               <th><a href="https://developer.apple.com/reference/appkit/nsaccessibility">AX</a></th>
               <td>
                 <div class="role"><span class="type">AXRole:</span> Use WAI-ARIA mapping</div>
-                <div class="relations">
-                  <span class="type">Property:</span>
-                  `AXDetailsElements` references the first instance of a child `figcaption` element if the element is present in the accessibility tree of the parent `figure` element.
-                </div>
               </td>
             </tr>
             <!-- <th><a href="#accessible-name-and-description-computation">Naming Algorithm</a></th> -->
             <tr>
               <th>Comments</th>
-              <td>
-                <p>
-                  If an author specifies a `figure` element to acquire its accessible name or description from the first instance of a child `figcaption` element via an `aria-labelledby` or
-                  `aria-describedby` association, then user agents SHOULD NOT expose a details relationship between the parent `figure` and child `figcaption` elements.
-                </p>
-                <p>
-                  An explicit declaration of the `aria-details` attribute on the `figure` element will override the implicit `aria-details` association with the element's child `figcaption` element,
-                  if one exists. If the `aria-details` attribute has an empty value, then the `figure` element has no details relation to expose.
-                </p>
-              </td>
+              <td> </td>
             </tr>
           </tbody>
         </table>