Parse this person name:

Gian Giannone (1822-1897, flourished 1842-1870)
user
first_name: Gian
last_name: Giannone
middle_names: []
temporal:
- start: 1822
  end: 1897
  type: life_span
- start: 1842
  end: 1870
  type: flourished
titles: []
extra_info: []
assistant