Major Oscar F. Perdomo
...that Major Oscar F. Perdomo downed five Japanese aircraft in a single day and thereby became the United States' last "Ace in a day" of World War II?
...that <b id="mwA9s"><a href="./Oscar_F._Perdomo" id="mwA9w" rel="mw:WikiLink" title="Oscar F. Perdomo">Major Oscar F. Perdomo</a></b> downed five <a href="./Japan" id="mwA90" rel="mw:WikiLink" title="Japan">Japanese</a> aircraft in a single day and thereby became the <a href="./United_States" id="mwA94" rel="mw:WikiLink" title="United States">United States</a>' last "Ace in a day" of <a href="./World_War_II" id="mwA98" rel="mw:WikiLink" title="World War II">World War II</a>?