Warsaw Chopin Airport
An underground railway station connected from the airport to Warsaw's suburban rail system was opened in June 2012 in time for the Euro 2012 football championships , and on 25 November 2013 , the airport announced accommodating – for the first time in history – its 10 millionth passenger in a single year . 
<triplet> underground railway station <subj> June 2012 <obj> date of official opening