Parse this person name:

Tröst Margraf, Armin Klaus-Jürgen Sören, 1851-1925
user
first_name: Armin
last_name: Tröst Margraf
middle_names:
- Klaus-Jürgen
- Sören
temporal:
- start: 1851
  end: 1925
  type: life_span
titles: []
extra_info: []
assistant