Parse this person name:

ضحّاك مهنا, 1242-1307, flourished 1266-1276
user
first_name: ضحّاك
last_name: مهنا
middle_names: []
temporal:
- start: 1242
  end: 1307
  type: life_span
- start: 1266
  end: 1276
  type: flourished
titles: []
extra_info: []
assistant