"Witold Pilecki (13 May 1901 \u2013 25 May 1948; Polish pronunciation: [\u02C8vit\u0254lt pi\u02C8l\u025Bt\u0361sk\u02B2i]; codenames Roman Jezierski, Tomasz Serafi\u0144ski, Druh, Witold) was a Polish soldier, a rittmeister of the Polish Cavalry during the Second Polish Republic, the founder of the Secret Polish Army (Tajna Armia Polska) resistance group in German-occupied Poland in November 1939, and a member of the underground Home Army (Armia Krajowa), which was formed in February 1942."@en . . "World War II concentration camp leader and resistor" . . . . "1948-05-25Z"^^ . "Witold Pilecki"@en . . . . . "1901-05-13Z"^^ . "1901Z"^^ . . "Jezierski, Roman (codename); Serafi\u0144ski, Tomasz (codename); Druh (codename)"@en . "1948Z"^^ . "Pilecki, Witold"@en .