Parse this person name:

سديم المهنا (1275-1344, flourished 1290-1300)
user
first_name: سديم
last_name: المهنا
middle_names: []
temporal:
- start: 1275
  end: 1344
  type: life_span
- start: 1290
  end: 1300
  type: flourished
titles: []
extra_info: []
assistant