Nairana class escort carriers
... that the Nairana class escort carriers of the Royal Navy were constructed in three different countries?
... that the <b id="mwCIY"><a class="mw-redirect" href="./Nairana_class_escort_carrier" id="mwCIc" rel="mw:WikiLink" title="Nairana class escort carrier">Nairana class escort carriers</a></b> of the <a href="./Royal_Navy" id="mwCIg" rel="mw:WikiLink" title="Royal Navy">Royal Navy</a> were constructed in three different countries?