Buzz Aldrin : was_a_crew_member_of : Apollo 11 | Buzz Aldrin : nationality : United States | United States : leader_name : Joe Biden | Apollo 11 : backup_pilot : William Anders | Apollo 11 : operator : NASA
Joe Biden is a leader of the United States of which Buzz Aldrin is a national. Aldrin was a member of the NASA operated Apollo 11 on which William Anders was a backup pilot.