Parse this person name:

Gabriel Alexandre (1843-1903, flourished 1865-1894)
user
first_name: Gabriel
last_name: Alexandre
middle_names: []
temporal:
- start: 1843
  end: 1903
  type: life_span
- start: 1865
  end: 1894
  type: flourished
titles: []
extra_info: []
assistant