Ukrainian Huyndai Rotem HRCS 2 train no.003. Here it has just arrived as a cross-border Intercity+ service to the Polish station of Przemyśl having passed through a gauge changer machinery at the Polish-Ukrainian border.
Picture from Przemyśl station 24.9.2018 by Marek Graff.

Ukrainian express train coaches which have passed through the SUW-2000 train gauge changer by the Polish-Ukrainian border and which are here waiting at the Polish station of Przemyśl for their departure time back to Lviv in Ukraine.
Picture from Przemyśl station 24.9.2018 by Marek Graff.

Ukrainian express train coaches.
Picture from Przemyśl station 24.9.2018 by Marek Graff.

A new Belarusian state railways BC class WLABmee night train sleeping coach. At the right end of the picture a new Russian Siemens-made sleeping wagon. This is part of the CityNightLine train "Jan Kiepura" with coaches from Basel to Minsk and from Amsterdam to Warsaw as well as to Moscow.
Picture from Warsaw east station 1.9.2018 by Marek Graff.

Another Belarusian class WLABmee sleeping coach.
Picture from Warsaw east station 1.9.2018 by Marek Graff.

Russian state railways RZD's sleeping coaches of the class WLABmz. These new coaches are built by Siemens and they are close relatives of the special coaches used in Austrian fast RailJet trains.
Picture from Warsaw east station 1.9.2018 by Marek Graff.