Parse this person name:

de Keijser François, Samuel Saar R. Veerle, 1476-1544
user
first_name: Samuel
last_name: de Keijser François
middle_names:
- Saar
- R.
- Veerle
temporal:
- start: 1476
  end: 1544
  type: life_span
titles: []
extra_info: []
assistant