Sejm of the Duchy of Warsaw
... that deputies of the Sejm of the Duchy of Warsaw circumvented the restriction on debating by staying in the chamber after the session officially ended?
... that deputies of the <b id="mwBMc"><a href="./Sejm_of_the_Duchy_of_Warsaw" id="mwBMg" rel="mw:WikiLink" title="Sejm of the Duchy of Warsaw">Sejm of the Duchy of Warsaw</a></b> circumvented the restriction on debating by staying in the chamber after the session officially ended?