Parse this person name:

Alphonse Mallet-Valette, 1817-1896, flourished 1842-1857
user
first_name: Alphonse
last_name: Mallet-Valette
middle_names: []
temporal:
- start: 1817
  end: 1896
  type: life_span
- start: 1842
  end: 1857
  type: flourished
titles: []
extra_info: []
assistant