Input (grade 13): WeizsÃ cker was born in the New Castle in Stuttgart, the son of diplomat and politician Ernst von WeizsÃ cker and Marianne, nÃ e von Graevenitz, a member of the noted WeizsÃ cker family.
Output (grade 10): He was born in Stuttgart as the son of the diplomat Ernst von WeizsÃ cker and brother of physicist and philosopher Carl Friedrich von WeizsÃ cker.