William J. Cullerton
... that American World War II flying ace William J. Cullerton had twenty-one kills during the war?
... that American <a href="./List_of_World_War_II_flying_aces" id="mwDvc" rel="mw:WikiLink" title="List of World War II flying aces">World War II flying ace</a> <b id="mwDvg"><a href="./William_J._Cullerton" id="mwDvk" rel="mw:WikiLink" title="William J. Cullerton">William J. Cullerton</a></b> had twenty-one kills during the war?