Parse this person name:

Goffredo Antonacci (1229-1299, flourished 1250-1262)
user
first_name: Goffredo
last_name: Antonacci
middle_names: []
temporal:
- start: 1229
  end: 1299
  type: life_span
- start: 1250
  end: 1262
  type: flourished
titles: []
extra_info: []
assistant