Parse this person name:

Bernier, Roland Thomas Antoinette., Sainte Margot (1593-1648)
user
first_name: Roland
last_name: Bernier
middle_names:
- Thomas
- Antoinette
temporal:
- start: 1593
  end: 1648
  type: life_span
titles: []
extra_info:
- Sainte Margot
assistant