Parse this person name:

Kolonel Sander Bernaards, Oude Pekela, 1338-1404
user
first_name: Sander
last_name: Bernaards
middle_names: []
temporal:
- start: 1338
  end: 1404
  type: life_span
titles:
- Kolonel
extra_info:
- Oude Pekela
assistant