Parse this person name:

Gabriel Brun-Regnier (1805-1860, flourished 1834-1846)
user
first_name: Gabriel
last_name: Brun-Regnier
middle_names: []
temporal:
- start: 1805
  end: 1860
  type: life_span
- start: 1834
  end: 1846
  type: flourished
titles: []
extra_info: []
assistant