This is the "Lesson Learned" template.
Pages that transcluded this template can be transcluded in other pages. If no semantics are needed in the latter pages, set this variable: {{#vardefine:varLLIncludeSemantics|Nee}}
It should be called in the following format:
{{Lesson Learned |Heading= |Summary= |Lesson Learned Tag= }}
Edit the page to see the template text.