tradition
...that even though Denis Potvin retired in 1988, fans of the New York Rangers still practice a tradition aimed at insulting him?
...that even though <a href="./Denis_Potvin" id="mwCOQ" rel="mw:WikiLink" title="Denis Potvin">Denis Potvin</a> retired in 1988, fans of the <a href="./New_York_Rangers" id="mwCOU" rel="mw:WikiLink" title="New York Rangers">New York Rangers</a> still practice a <b id="mwCOY"><a class="mw-redirect" href="./New_York_Rangers_traditions" id="mwCOc" rel="mw:WikiLink" title="New York Rangers traditions">tradition</a></b> aimed at insulting him?