Parse this person name:

Pier Sandi, 1252-1306, flourished 1276-1300
user
first_name: Pier
last_name: Sandi
middle_names: []
temporal:
- start: 1252
  end: 1306
  type: life_span
- start: 1276
  end: 1300
  type: flourished
titles: []
extra_info: []
assistant