Index: blogbeitrag.tpl
@@ -1,4 +1,7 @@
 <h1 class="blog-headline">{NAME}</h1>
+<!-- BEGIN show_sub_title -->
+<h3 class="sub-title">{show_sub_title.SUB_TITLE}</h3>
+<!-- END show_sub_title -->
 <small class="blog-datum">{DATUM}</small>
 <!-- BEGIN has_img -->
 <img src="{has_img.IMG}" class="blog-img img-responsive" title="{NAME}">