Parse this person name:

Döhn Trapp, Pedro Sergej Anna-Marie Kathrin Harriet, 1906-1950
user
first_name: Pedro
last_name: Döhn Trapp
middle_names:
- Sergej
- Anna-Marie
- Kathrin
- Harriet
temporal:
- start: 1906
  end: 1950
  type: life_span
titles: []
extra_info: []
assistant