anchor.diff:          </li>
          </ul>
        </div>
  -  </div>	
  +  </div>
   </div>
  
positive.code:           <p class='description'>
              Use the powerful features of Git in your projects.
            </p>
          </li>      
        </ul>
      </div>
    </div>
  
negative.code:   <div class='two-column'>
      <div class='column-left'>
        <ul class='books-list'>
          <li>
            <a href="/book"><img src="/images/books/pro-git@2x.jpg" width="107" height="141" /></a>
            <h4><a href="/book">Pro Git</a></h4>
            <p class='description'>
              By Scott Chacon
              <img class="creative-commons" src="/images/creative-commons@2x.png" width="115" height="28" />
            </p>
          </li>
          <li>
           <a href="https://www.packtpub.com/application-development/mastering-git"><img src="https://d1ldz4te4covpm.cloudfront.net/sites/default/files/imagecache/ppv4_main_book_cover/3754OS_3537_Mastering%20Git_0.jpg" width="107"></a>
           <h4><a href="https://www.packtpub.com/application-development/mastering-git">Mastering Git</a></h4>
           <p class='description'>
             By Jakub Narębski
           </p>
          </li>
          <li>
            <a href="https://www.manning.com/mcquaid/?a_aid=MikeMcQuaid&a_bid=5688bbf4"><img src="https://www.manning.com/mcquaid/mcquaid_cover150.jpg" width="107"></a>
            <h4><a href="https://www.manning.com/mcquaid/?a_aid=MikeMcQuaid&a_bid=5688bbf4">Git in Practice</a></h4>
            <p class='description'>
              By Mike McQuaid
            </p>
          </li>
          <li>
            <a href="https://cbx33.github.io/gitt/"><img src="/images/books/git-in-the-trenches@2x.jpg" /></a>
            <h4><a href="https://cbx33.github.io/gitt/">Git in the Trenches</a></h4>
            <p class='description'>
              By Peter Savage
              <img class="creative-commons" src="/images/creative-commons.png" />
          </li>
          <li>
            <a href="https://www.packtpub.com/git-version-control-for-everyone/book"><img src="https://www.packtpub.com/sites/default/files/7522OS_mockupcover_bg_0.jpg" width="107"/></a>
            <h4><a href="https://www.packtpub.com/git-version-control-for-everyone/book">Git: Version Control for Everyone</a></h4>
            <p class='description'>
              By Ravishankar Somasundaram
            </p>
           </li>
        </ul>
      </div>
      <div class='column-right'>
        <ul class='books-list'>
          <li>
            <a href="https://www.amazon.com/Version-Control-Git-collaborative-development/dp/0596520123"><img src="/images/books/version-control-with-git@2x.jpg" width="107" height="140" /></a>
            <h4><a href="https://www.amazon.com/Version-Control-Git-collaborative-development/dp/1449316387">Version Control with Git, 2nd ed.</a></h4>
            <p class='description'>
              By Jon Loeliger &amp; Matthew McCullough
            </p>
          </li>
          <li>
            <a href="https://www.pragprog.com/titles/pg_git/pragmatic-guide-to-git"><img src="/images/books/pragmatic-guide-to-git@2x.jpg" width="107" height="162" /></a>
            <h4><a href="https://www.pragprog.com/titles/pg_git/pragmatic-guide-to-git">Pragmatic Guide to Git</a></h4>
            <p class='description'>
              By Travis Swicegood
            </p>
          </li>
          <li>
            <a href="https://www.pragprog.com/titles/tsgit/pragmatic-version-control-using-git"><img src="/images/books/pragmatic-version-control@2x.jpg" width="107" height="128" /></a>
            <h4><a href="https://www.pragprog.com/titles/tsgit/pragmatic-version-control-using-git">Pragmatic Version Control Using Git</a></h4>
  