Parse this person name:

Dumont-Brun, Timothée G. (Timothée Grégoire), born 1850
user
first_name: Timothée
last_name: Dumont-Brun
middle_names:
- Grégoire
temporal:
- start: 1850
  end: null
  type: life_span
titles: []
extra_info: []
assistant