Mahmoud
... that in 1936, Mahmoud set a course record at Epsom and became the third of four grey racehorses to ever win the Derby Stakes?
... that in 1936, <b id="mwAjE"><a href="./Mahmoud_(horse)" id="mwAjI" rel="mw:WikiLink" title="Mahmoud (horse)">Mahmoud</a></b> set a course record at <a href="./Epsom_Downs_Racecourse" id="mwAjM" rel="mw:WikiLink" title="Epsom Downs Racecourse">Epsom</a> and became the third of four <a class="mw-redirect" href="./Gray_(horse)" id="mwAjQ" rel="mw:WikiLink" title="Gray (horse)">grey</a> racehorses to ever win the <a href="./Epsom_Derby" id="mwAjU" rel="mw:WikiLink" title="Epsom Derby">Derby Stakes</a>?