battleships
... that within a period of 13 years, the Austro-Hungarian Navy succeeded in producing 13 battleships?
... that within a period of 13 years, the <a href="./Austro-Hungarian_Navy" id="mwA6A" rel="mw:WikiLink" title="Austro-Hungarian Navy">Austro-Hungarian Navy</a> succeeded in producing 13 <b id="mwA6E"><a href="./List_of_battleships_of_Austria-Hungary" id="mwA6I" rel="mw:WikiLink" title="List of battleships of Austria-Hungary">battleships</a></b>?