No. 219 Squadron RAF
... that two commanding officers of No. 219 Squadron RAF went on to become the Chief of the Air Staff of the Royal Air Force, whilst a third became Chief of the Air Staff of the Royal Pakistani Air Force?
... that two <a href="./Commanding_officer" id="mwDo0" rel="mw:WikiLink" title="Commanding officer">commanding officers</a> of <b id="mwDo4"><a href="./No._219_Squadron_RAF" id="mwDo8" rel="mw:WikiLink" title="No. 219 Squadron RAF">No. 219 Squadron RAF</a></b> went on to become the <a href="./Chief_of_the_Air_Staff_(United_Kingdom)" id="mwDpA" rel="mw:WikiLink" title="Chief of the Air Staff (United Kingdom)">Chief of the Air Staff</a> of the <a href="./Royal_Air_Force" id="mwDpE" rel="mw:WikiLink" title="Royal Air Force">Royal Air Force</a>, whilst a third became <a class="mw-redirect" href="./Chief_of_Air_Staff_(Pakistan)" id="mwDpI" rel="mw:WikiLink" title="Chief of Air Staff (Pakistan)">Chief of the Air Staff</a> of the <a class="mw-redirect" href="./Royal_Pakistani_Air_Force" id="mwDpM" rel="mw:WikiLink" title="Royal Pakistani Air Force">Royal Pakistani Air Force</a>?