Parse this person name:

Costanzo Leone, 1521-1577, flourished 1543-1555
user
first_name: Costanzo
last_name: Leone
middle_names: []
temporal:
- start: 1521
  end: 1577
  type: life_span
- start: 1543
  end: 1555
  type: flourished
titles: []
extra_info: []
assistant