underground station at Vienna's Stephansplatz
... that the underground station at Vienna's Stephansplatz has a foul smell caused by organic material used to stabilise the soil?
... that the <b id="mwBtk"><a class="mw-redirect" href="./Stephansplatz_(Vienna_U-Bahn)" id="mwBto" rel="mw:WikiLink" title="Stephansplatz (Vienna U-Bahn)">underground station at Vienna's Stephansplatz</a></b> has a foul smell caused by organic material used to stabilise the soil?