Input (grade 13): Jan Gotlib (Bogumi) Bloch (July 24, 1836, Radom - December 25, 1902\/1901, Warsaw), was a Polish banker and railway financier who devoted his private life to the study of modern industrial warfare.
Output (grade 6): Ivan Bloch (July 24, 1836, Radom - December 25, 1902\/1901, Warsaw) (,,,) was a banker from Poland.