Parse this person name:

ساهد مهنا, 1729-1800, flourished 1754-1769
user
first_name: ساهد
last_name: مهنا
middle_names: []
temporal:
- start: 1729
  end: 1800
  type: life_span
- start: 1754
  end: 1769
  type: flourished
titles: []
extra_info: []
assistant