El Tajín
... that the South Ball Court of El Tajín, Mexico, has a panel showing a ballplayer being beheaded?
... that the South Ball Court of <b id="mwCF8"><a href="./El_Tajín" id="mwCGA" rel="mw:WikiLink" title="El Tajín">El Tajín</a></b>, Mexico, has a panel <i id="mwCGE">(pictured)</i> showing a <a href="./Mesoamerican_ballgame" id="mwCGI" rel="mw:WikiLink" title="Mesoamerican ballgame">ballplayer</a> being beheaded?