Rubuta ci gaba don wannan sakin layi - An haife shi a Rosdzin, yanzu wani ɓangare na Katowice, Upper Silesia, ya koma Görlitz a 1921. Sa'ad da 'yan Nazi suka hau mulki a shekara ta 1933, Baender, wanda Bayahude ne, ya gudu zuwa Prague, Czechoslovakia. A watan Nuwamba na 1937, ya yi hijira zuwa La Paz, Bolivia. Baender ya taka leda a Bolivia a gasar Olympics ta 8 na Chess
a birnin Buenos Aires a shekara ta 1939.