Parse this person name:

هيثم آل العسكري (1551-1623, flourished 1577-1587)
user
first_name: هيثم
last_name: آل العسكري
middle_names: []
temporal:
- start: 1551
  end: 1623
  type: life_span
- start: 1577
  end: 1587
  type: flourished
titles: []
extra_info: []
assistant