Question: What is the date of death of Robert K. Von Weizsäcker's father?
Sentence (from "Richard von Weizsäcker"): During his second term as President on 3 October 1990, the reorganized five states of the former German Democratic Republic and East Berlin joined the Federal Republic of Germany ("German reunification"), which made von Weizsäcker the first democratically legitimized head of state of Germany as a whole since Reich President Paul von Hindenburg had died in office on 2 August 1934.
Relevant evidence: No