Tribune East Tower
... that if completed, the proposed 1,422-foot (433 m) Tribune East Tower would be the second tallest building in Chicago, behind the Willis Tower?
... that if completed, the proposed <span about="#mwt51" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"1422"},"2":{"wt":"ft"},"adj":{"wt":"on"}},"i":0}}]}' id="mwA_k" typeof="mw:Transclusion">1,422-foot (433</span><span about="#mwt51" typeof="mw:Entity"> </span><span about="#mwt51">m)</span> <b id="mwA_o"><a href="./Tribune_East_Tower" id="mwA_s" rel="mw:WikiLink" title="Tribune East Tower">Tribune East Tower</a></b> would be the second <a href="./List_of_tallest_buildings_in_Chicago" id="mwA_w" rel="mw:WikiLink" title="List of tallest buildings in Chicago">tallest building in Chicago</a>, behind the <a href="./Willis_Tower" id="mwA_0" rel="mw:WikiLink" title="Willis Tower">Willis Tower</a>?