trapped at Huangtiandang
... that in 1130 during the Jin-Song Wars, Wanyan Wuzhu's troops were trapped at Huangtiandang for 48 days?
... that in 1130 during the <a class="mw-redirect" href="./Jin-Song_Wars" id="mwCbk" rel="mw:WikiLink" title="Jin-Song Wars">Jin-Song Wars</a>, <a class="mw-redirect" href="./Wanyan_Wuzhu" id="mwCbo" rel="mw:WikiLink" title="Wanyan Wuzhu">Wanyan Wuzhu</a>'s troops were <b id="mwCbs"><a href="./Battle_of_Huangtiandang" id="mwCbw" rel="mw:WikiLink" title="Battle of Huangtiandang">trapped at Huangtiandang</a></b> for 48 days?