Parse this person name:

أحمد آل الشيخ (1707-1775, flourished 1727-1738)
user
first_name: أحمد
last_name: آل الشيخ
middle_names: []
temporal:
- start: 1707
  end: 1775
  type: life_span
- start: 1727
  end: 1738
  type: flourished
titles: []
extra_info: []
assistant