Parse this person name:

Costantino Tozzi, 1336-1391, flourished 1354-1377
user
first_name: Costantino
last_name: Tozzi
middle_names: []
temporal:
- start: 1336
  end: 1391
  type: life_span
- start: 1354
  end: 1377
  type: flourished
titles: []
extra_info: []
assistant