Update F2.html (#4128)

- ~~rephrased the introduction to include mention of assistive
technology~~
- removed example 3
- updated outcome logic of checks 1 and 2
- ~~added a third condition to check 2~~

Resolves #4109

techniques/failures/F2.html

@@ -33,25 +33,7 @@ <h3>Images of text used as headings where the images are not marked up with head
 <pre xml:space="preserve"><code class="language-html">&lt;img src="Chapter1.gif" alt="Chapter One"&gt;
 &lt;p&gt;Once upon a time in the land of the Web...&lt;/p&gt;</code></pre>
       </section>
-      <section class="example">
-         <h3>Using CSS to visually emphasize a phrase or word without conveying that emphasis semantically</h3>
-
-            <p>The following example fails because the information conveyed by using the CSS font-weight property to change to a bold font is not conveyed through semantic markup or stated explicitly in the text.</p>
-            <p>Here is a CSS class to specify bold:</p>
-<pre xml:space="preserve"><code class="language-css">.yell {
-   font-weight:bold;
-   text-transform: uppercase;
- }</code>
-</pre>
-            <p>And here is the corresponding HTML:</p>
-<pre xml:space="preserve"><code class="language-html">&lt;p&gt;
-   "I said, &lt;span class="yell"&gt;no&lt;/span&gt;, not before dinner!", 
-   was the exasperated response when Timmy asked his mother for the 
-   fourth time for an ice cream cone.
-&lt;/p&gt;</code>
-</pre>
-
-      </section>
+
    </section><section id="tests"><h2>Tests</h2>
       <section class="procedure"><h3>Procedure</h3>
          <ol>
@@ -73,8 +55,7 @@ <h3>Using CSS to visually emphasize a phrase or word without conveying that emph
       </section>
       <section class="results"><h3>Expected Results</h3>
          <ul>
-            <li>If check #1.1 is true, then #1.2 is true.</li>
-            <li>If check #2.1 is true, then #2.2 is true.</li>
+            <li>If, in either situation, check 1 is true and check 2 is false, this failure condition applies and the content fails this success criterion. If condition 2 is true, the failure condition does not apply.</li>
          </ul>
       </section>
    </section><section id="related"><h2>Related Techniques</h2><ul>