Tvrđa
... that in the mid-1700s, inns made up an estimated one-third of the buildings in Tvrđa, a Habsburg fort that forms part of the city of Osijek in Croatia?
... that in the mid-1700s, <a href="./Inn" id="mwDnM" rel="mw:WikiLink" title="Inn">inns</a> made up an estimated one-third of the buildings in <b id="mwDnQ"><a href="./Tvrđa" id="mwDnU" rel="mw:WikiLink" title="Tvrđa">Tvrđa</a></b>, a <a href="./House_of_Habsburg" id="mwDnY" rel="mw:WikiLink" title="House of Habsburg">Habsburg</a> fort that forms part of the city of <a href="./Osijek" id="mwDnc" rel="mw:WikiLink" title="Osijek">Osijek</a> in <a href="./Croatia" id="mwDng" rel="mw:WikiLink" title="Croatia">Croatia</a>?