Parse this person name:

Julien Clément (1840-1919, flourished 1863-1881)
user
first_name: Julien
last_name: Clément
middle_names: []
temporal:
- start: 1840
  end: 1919
  type: life_span
- start: 1863
  end: 1881
  type: flourished
titles: []
extra_info: []
assistant