Bourbon
... that when Bourbon won the St. Leger Stakes in 1777, neither the racehorse nor the horse race had an official name?
... that when <b id="mwBTw"><a href="./Bourbon_(horse)" id="mwBT0" rel="mw:WikiLink" title="Bourbon (horse)">Bourbon</a></b> won the <a class="mw-redirect" href="./St._Leger_Stakes" id="mwBT4" rel="mw:WikiLink" title="St. Leger Stakes">St. Leger Stakes</a> in 1777, neither the racehorse nor the horse race had an official name?