Removed a dangling sentence fragment in Challenge #4.

conformance-challenges/index.html

@@ -215,7 +215,6 @@ <h2>Challenge #3: 3rd party content</h2>
         <section>
             <h2>Challenge #4: Non-Web Information and Communications Technologies </h2>
             <p>The core principles, and many of the guidelines, contained in WCAG 2.x, are broadly applicable outside of the web context.  For example, no matter the technology, information presented to humans needs to be perceivable by them in order for them to access and use it.  At the same time, some of the specific guidelines and especially some of the individual success criteria of WCAG 2.x are written specifically for web content and web technologies, and may be difficult to apply to non-web information and communications technologies (as set forth in the Working Group Note “<a href="https://www.w3.org/TR/wcag2ict/">Applying WCAG to Non-Web Information and Communication Technologies</a>” or “WCAG2ICT”).  A number of entities looking to apply WCAG 2.x to non-web ICT have made use of the guidance in WCAG2ICT when drafting regulations and requirements in their contexts and countries.</p>
-            <p>Where non-web ICT share similar characteristics of size, complexity, and dynamism as large, complex, and dynamic websites, &lt;&lt;FINISH ME>></p>
             <p>Some of the specific Success Criteria pose specific challenges in the WCAG2ICT context.</p>
             <section>
                 <h3><a href="https://www.w3.org/TR/WCAG21/#identify-input-purpose">Identify Input Purpose (Success Criterion 1.3.5)</a></h3>