Parse this person name:

اعتكاف آل صفوان (1838-1917, flourished 1866-1884)
user
first_name: اعتكاف
last_name: آل صفوان
middle_names: []
temporal:
- start: 1838
  end: 1917
  type: life_span
- start: 1866
  end: 1884
  type: flourished
titles: []
extra_info: []
assistant