Parse this person name:

Beernink Claassen, Stefan Lois Dean F. Jasper, died 1941
user
first_name: Stefan
last_name: Beernink Claassen
middle_names:
- Lois
- Dean
- F.
- Jasper
temporal:
- start: null
  end: 1941
  type: life_span
titles: []
extra_info: []
assistant