Update _rules/summary-non-empty-accessible-name-2t702h.md

Author: WilcoFiers

_rules/summary-non-empty-accessible-name-2t702h.md

@@ -21,8 +21,11 @@ acknowledgments:
 
 ## Applicability
 
-This rule applies to HTML `summary` elements [included in the accessibility tree][] that works as the [summary button for its parent `details` element][details summary].
-- the element has no [explicit role][], or the [explicit role][] is ignored due to a [presentational role conflict][].
+This rule applies to HTML `summary` elements for which all the following is true:
+
+- the element is  [included in the accessibility tree][]; and
+- the element works as the [summary button for its parent `details` element][details summary]; and
+- the element has no [explicit role][], or the [explicit role][] is ignored due to a [presentational role conflict].[].
 
 ## Expectation