Parse this person name:

نجم الدّين آل سعود, 1351-1418, flourished 1368-1383
user
first_name: نجم الدّين
last_name: آل سعود
middle_names: []
temporal:
- start: 1351
  end: 1418
  type: life_span
- start: 1368
  end: 1383
  type: flourished
titles: []
extra_info: []
assistant