pinning ceremony
... that the history of nursing's pinning ceremony dates back to the Knights Hospitaller in the 12th century?
... that the history of nursing's <b id="mwBLA"><a class="mw-redirect" href="./Pinning_ceremony" id="mwBLE" rel="mw:WikiLink" title="Pinning ceremony">pinning ceremony</a></b> dates back to the <a href="./Knights_Hospitaller" id="mwBLI" rel="mw:WikiLink" title="Knights Hospitaller">Knights Hospitaller</a> in the 12th<span id="mwBLM" typeof="mw:Entity"> </span>century?