Petronius
... that in August 1810, British thoroughbred racehorse Petronius ran in what was described as "one of the finest races ever run"?
... that in August 1810, British <a href="./Thoroughbred" id="mwB-0" rel="mw:WikiLink" title="Thoroughbred">thoroughbred</a> racehorse <b id="mwB-4"><a href="./Petronius_(horse)" id="mwB-8" rel="mw:WikiLink" title="Petronius (horse)">Petronius</a></b> ran in what was described as "one of the finest races ever run"?