 Complete the following phrase:  Konstanze von Schulthess-Rechberg, born Konstanze Schenk Gräfin von Stauffenberg on 27 January 1945, is the youngest child of Operation Valkyrie leader Colonel Claus Schenk Graf von Stauffenberg 1907  1944, a member of the traditional German nobility, and Nina Schenk Gräfin von Stauffenberg 1913  2006. She was born in a Nazi maternity center in Frankfurt an der Oder, Brandenburg, where her mother had been transferred for childbirth from the Ravensbrück concentration camp. Her mother, who was pregt with her fifth child at the time of the failed 