Parse this person name:

Alexandre Grondin (1931-1981, flourished 1953-1976)
user
first_name: Alexandre
last_name: Grondin
middle_names: []
temporal:
- start: 1931
  end: 1981
  type: life_span
- start: 1953
  end: 1976
  type: flourished
titles: []
extra_info: []
assistant