Parse this person name:

Arnaldo Cheda (1423-1487, flourished 1444-1472)
user
first_name: Arnaldo
last_name: Cheda
middle_names: []
temporal:
- start: 1423
  end: 1487
  type: life_span
- start: 1444
  end: 1472
  type: flourished
titles: []
extra_info: []
assistant