Parse this person name:

الحجار 'آل جعفر, مُتوكّل, 1269-1318
user
first_name: مُتوكّل
last_name: الحجار 'آل جعفر
middle_names: []
temporal:
- start: 1269
  end: 1318
  type: life_span
titles: []
extra_info: []
assistant