Croatian A2 motorway
... that the cost of the final 20-kilometre (12 mi) segment of the Croatian A2 motorway was twice that of the other two-thirds of the route?
... that the cost of the final <span about="#mwt61" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"20"},"2":{"wt":"km"},"adj":{"wt":"on"}},"i":0}}]}' id="mwDWk" typeof="mw:Transclusion">20-kilometre (12</span><span about="#mwt61" typeof="mw:Entity"> </span><span about="#mwt61">mi)</span> segment of the <b id="mwDWo"><a href="./A2_(Croatia)" id="mwDWs" rel="mw:WikiLink" title="A2 (Croatia)">Croatian A2<span id="mwDWw" typeof="mw:Entity"> </span>motorway</a></b> was twice that of the other two-thirds of the route?