Parse this person name:

كوثر مهنا (1689-1743, flourished 1709-1724)
user
first_name: كوثر
last_name: مهنا
middle_names: []
temporal:
- start: 1689
  end: 1743
  type: life_span
- start: 1709
  end: 1724
  type: flourished
titles: []
extra_info: []
assistant