t-index="1">Befehl</li>
                        <li>Beobachter (Observer)</li>
                        <li class="fragment fade-out" data-fragment-index="1">Besucher</li>
                        <li class="fragment fade-out" data-fragment-index="1">Interpreter</li>
                        <li class="fragment fade-out" data-fragment-index="1">Iterator</li>
                        <li class="fragment fade-out" data-fragment-index="1">Memento</li>
                        <li class="fragment fade-out" data-frag