Parse this person name:

Lübs Seifert, Rüdiger Hendrik Nathalie, died 1801
user
first_name: Rüdiger
last_name: Lübs Seifert
middle_names:
- Hendrik
- Nathalie
temporal:
- start: null
  end: 1801
  type: life_span
titles: []
extra_info: []
assistant