Parse this person name:

سفير آل الشيخ (1220-1266, flourished 1245-1261)
user
first_name: سفير
last_name: آل الشيخ
middle_names: []
temporal:
- start: 1220
  end: 1266
  type: life_span
- start: 1245
  end: 1261
  type: flourished
titles: []
extra_info: []
assistant