diff --git a/agaric/templates/patterns/title_paragraph/pattern-title-paragraph.html.twig b/agaric/templates/patterns/title_paragraph/pattern-title-paragraph.html.twig
index 0837dea..df1d650 100644
--- a/agaric/templates/patterns/title_paragraph/pattern-title-paragraph.html.twig
+++ b/agaric/templates/patterns/title_paragraph/pattern-title-paragraph.html.twig
@@ -25,6 +25,7 @@
 {% endif %}
 
 {% if not has_title_paragraph %}
-<!-- This content not shown because it does not have a title paragraph. -->
+  <!-- This content (node/{{ paragraphs.field_body_paragraph['#object'].nid }})
+       not shown because it does not have a title paragraph. -->
 {% endif %}