Parse this person name:

Piersanti Andreozzi, 1203-1248, flourished 1231-1243
user
first_name: Piersanti
last_name: Andreozzi
middle_names: []
temporal:
- start: 1203
  end: 1248
  type: life_span
- start: 1231
  end: 1243
  type: flourished
titles: []
extra_info: []
assistant