Parse this person name:

Édouard Sauvage-Duval, 1761-1816, flourished 1780-1795
user
first_name: Édouard
last_name: Sauvage-Duval
middle_names: []
temporal:
- start: 1761
  end: 1816
  type: life_span
- start: 1780
  end: 1795
  type: flourished
titles: []
extra_info: []
assistant