Parse this person name:

Berger Stolze, Xenia Sven Kornelius, born 1758
user
first_name: Xenia
last_name: Berger Stolze
middle_names:
- Sven
- Kornelius
temporal:
- start: 1758
  end: null
  type: life_span
titles: []
extra_info: []
assistant