Parse this person name:

Grégoire Grondin-Dupuy (1884-1943, flourished 1909-1921)
user
first_name: Grégoire
last_name: Grondin-Dupuy
middle_names: []
temporal:
- start: 1884
  end: 1943
  type: life_span
- start: 1909
  end: 1921
  type: flourished
titles: []
extra_info: []
assistant