Parse this person name:

Antje Graf (1213-1287, flourished 1236-1256)
user
first_name: Antje
last_name: Graf
middle_names: []
temporal:
- start: 1213
  end: 1287
  type: life_span
- start: 1236
  end: 1256
  type: flourished
titles: []
extra_info: []
assistant