Parse this person name:

Nathalie Blondel'Vasseur, 1815-1876, flourished 1843-1857
user
first_name: Nathalie
last_name: Blondel'Vasseur
middle_names: []
temporal:
- start: 1815
  end: 1876
  type: life_span
- start: 1843
  end: 1857
  type: flourished
titles: []
extra_info: []
assistant