Poco Pine
... that the owner of the American Quarter Horse stallion Poco Pine once bet against his horse winning a Grand Championship, and lost the bet?
... that the owner of the <a href="./American_Quarter_Horse" id="mwHTw" rel="mw:WikiLink" title="American Quarter Horse">American Quarter Horse</a> stallion <b id="mwHT0"><a href="./Poco_Pine" id="mwHT4" rel="mw:WikiLink" title="Poco Pine">Poco Pine</a></b> once bet against his horse winning a Grand Championship, and lost the bet?