Parse this person name:

ناجح آل العسكري (1250-1297, flourished 1273-1292)
user
first_name: ناجح
last_name: آل العسكري
middle_names: []
temporal:
- start: 1250
  end: 1297
  type: life_span
- start: 1273
  end: 1292
  type: flourished
titles: []
extra_info: []
assistant