Question: What is the object class of the image with a bounding box of 0, 0, 135, 212?
SQL: SELECT T1.OBJ_CLASS FROM OBJ_CLASSES AS T1 INNER JOIN IMG_OBJ AS T2 ON T1.OBJ_CLASS_ID = T2.OBJ_CLASS_ID WHERE T2.X = 0 AND T2.Y = 0 AND T2.W = 135 AND T2.H = 212