main tourist attractions of Warsaw
... that the reconstructed Old Town, a UNESCO World Heritage Site, is one of the main tourist attractions of Warsaw, Poland?
...  that the reconstructed <a class="mw-redirect" href="./Warsaw_Old_Town" id="mwCaI" rel="mw:WikiLink" title="Warsaw Old Town">Old Town</a>, a <a href="./World_Heritage_Site" id="mwCaM" rel="mw:WikiLink" title="World Heritage Site">UNESCO World Heritage Site</a>, is one of the <b id="mwCaQ"><a class="mw-redirect" href="./Tourist_attractions_in_Warsaw" id="mwCaU" rel="mw:WikiLink" title="Tourist attractions in Warsaw">main tourist attractions of Warsaw</a></b>, <a href="./Poland" id="mwCaY" rel="mw:WikiLink" title="Poland">Poland</a>?