Parse this person name:

Thérèse B. Lagarde, Jean-la-Forêt, born 1781
user
first_name: Thérèse
last_name: Lagarde
middle_names:
- B.
temporal:
- start: 1781
  end: null
  type: life_span
titles: []
extra_info:
- Jean-la-Forêt
assistant