Parse this person name:

Mario Sraffa (1435-1497, flourished 1453-1477)
user
first_name: Mario
last_name: Sraffa
middle_names: []
temporal:
- start: 1435
  end: 1497
  type: life_span
- start: 1453
  end: 1477
  type: flourished
titles: []
extra_info: []
assistant