Ex-germans T-34 m.42/43, Podebrady, Czechoslovakia, Spring, 1945. Note a camoflage pattern (yellow and green (or brown)). Also interesting a light rectangle on the hull side, probably from a losed rhomb-shape box (as on the "Das Reich" T-34).
(Picture from "Sovetsky sredni tank T-34. 1940-1943" M.Kopecky, P.Stepanek, MBI)