Parse this person name:

قصي المهنا (1339-1419, flourished 1356-1375)
user
first_name: قصي
last_name: المهنا
middle_names: []
temporal:
- start: 1339
  end: 1419
  type: life_span
- start: 1356
  end: 1375
  type: flourished
titles: []
extra_info: []
assistant