Lieutenants of the Tower of London
... that at least five of the Lieutenants of the Tower of London were later prisoners in the Tower themselves?
... that at least five of the <b id="mwBCU"><a href="./Lieutenant_of_the_Tower_of_London" id="mwBCY" rel="mw:WikiLink" title="Lieutenant of the Tower of London">Lieutenants of the Tower of London</a></b> were later prisoners in the Tower themselves?