Parse this person name:

جوين آل جعفر, 1221-1298, flourished 1250-1271
user
first_name: جوين
last_name: آل جعفر
middle_names: []
temporal:
- start: 1221
  end: 1298
  type: life_span
- start: 1250
  end: 1271
  type: flourished
titles: []
extra_info: []
assistant