Parse this person name:

Atenulf Ferrara, 1281-1326, flourished 1304-1321
user
first_name: Atenulf
last_name: Ferrara
middle_names: []
temporal:
- start: 1281
  end: 1326
  type: life_span
- start: 1304
  end: 1321
  type: flourished
titles: []
extra_info: []
assistant