Parse this person name:

Marquis Laetitia Rivière, Saint Adrienboeuf, born 1300
user
first_name: Laetitia
last_name: Rivière
middle_names: []
temporal:
- start: 1300
  end: null
  type: life_span
titles:
- Marquis
extra_info:
- Saint Adrienboeuf
assistant