oldest limestone roundhouse
... that an investment group led by Chicago Bears running back Walter Payton converted America's oldest limestone roundhouse to an entertainment center?
... that an investment group led by <a href="./Chicago_Bears" id="mwDss" rel="mw:WikiLink" title="Chicago Bears">Chicago Bears</a> <a href="./Running_back" id="mwDsw" rel="mw:WikiLink" title="Running back">running back</a> <a href="./Walter_Payton" id="mwDs0" rel="mw:WikiLink" title="Walter Payton">Walter Payton</a> converted America's <b id="mwDs4"><a class="mw-redirect" href="./America's_Historical_Roundhouse" id="mwDs8" rel="mw:WikiLink" title="America's Historical Roundhouse">oldest limestone roundhouse</a></b> to an <a href="./Entertainment" id="mwDtA" rel="mw:WikiLink" title="Entertainment">entertainment</a> center?