Parse this person name:

Roberto Etzold (1449-1506, flourished 1476-1501)
user
first_name: Roberto
last_name: Etzold
middle_names: []
temporal:
- start: 1449
  end: 1506
  type: life_span
- start: 1476
  end: 1501
  type: flourished
titles: []
extra_info: []
assistant