fixing error. adding back to parent

templates/show.html

@@ -38,8 +38,13 @@
 	<section>
 		<nav>
 			<ul>
+				{%if parent%}
+					{%if parent[5]%}
+						<li><a href="/{{parent[5]}}">To Parent</a></li>
+					{%endif%}
 					<li><a href="/">To Index</a></li>
 					<li><a href="/{{parent[0]}}/edit">Edit</a></li>
+				{%endif%}
 			</ul>
 		</nav>
 	</section>