Parse this person name:

Raymond Arnaud, 1816-1858, flourished 1841-1853
user
first_name: Raymond
last_name: Arnaud
middle_names: []
temporal:
- start: 1816
  end: 1858
  type: life_span
- start: 1841
  end: 1853
  type: flourished
titles: []
extra_info: []
assistant