referendum
...that girls received the right to inherit the Danish throne as the result of a referendum in 1953?
...that girls received the right to inherit the <a class="mw-redirect" href="./Danish_throne" id="mwCco" rel="mw:WikiLink" title="Danish throne">Danish throne</a> as the result of a <b id="mwCcs"><a class="mw-redirect" href="./Danish_constitutional_and_electoral_age_referendum,_1953" id="mwCcw" rel="mw:WikiLink" title="Danish constitutional and electoral age referendum, 1953">referendum</a></b> in 1953?