After World War II, Poland's socialist government centralized filmmaking in      the Lodz Film School. By 1956, the first wave of Polish School filmmakers set    out to make films that would put Poland on the world's screen. Five such         examples are included here. Kanal and Ashes and Diamonds are both  part of a trilogy from the one and only Andrzej Wajda. Kanal (1957, 96   mins.) is an almost hallucinatory portrait of a group of Polish citizens and   patriots who attempt to flee the Nazis through the sewer system of a             war-devastated Warsaw. Ashes and Diamonds (1958, 105 mins.) illustrates  the conflict of idealism and instinct in this story of a young resistance      fighter who assassinates the wrong man at the close of WWII. Also from Wajda,  Lotna (1959, 89 mins.) is a tribute to the heroic horsemen who faced   off against Nazi tanks. It follows the trajectory of an off-white horse which      passes among various military officials until it breaks a leg and is shot.     Next is writer-director Tadeusz Konwicki's The Last Day of Summer (1958, 66 mins.), featuring Jan Machulski and Irena Laskowska as a young man and   a    mature woman who steals his heart. Lastly, Janusz Morgenstern's Good Bye,   Till Tomorrow (1960, 88 mins.), or See You Tomorrow, is another       romance with a twist. Zbigniew Cybulski plays a young thespian who falls for   the daughter (Teresa Tuszynska) of a French diplomat. When she rebuffs