Parse this person name:

Dorothée Étienne-Blanc, 1884-1931, flourished 1910-1920
user
first_name: Dorothée
last_name: Étienne-Blanc
middle_names: []
temporal:
- start: 1884
  end: 1931
  type: life_span
- start: 1910
  end: 1920
  type: flourished
titles: []
extra_info: []
assistant