Parse this person name:

Calcedonio Mazzanti, 1259-1316, flourished 1285-1307
user
first_name: Calcedonio
last_name: Mazzanti
middle_names: []
temporal:
- start: 1259
  end: 1316
  type: life_span
- start: 1285
  end: 1307
  type: flourished
titles: []
extra_info: []
assistant