Parse this person name:

Etta Kostolzin, 1736-1784, flourished 1759-1774
user
first_name: Etta
last_name: Kostolzin
middle_names: []
temporal:
- start: 1736
  end: 1784
  type: life_span
- start: 1759
  end: 1774
  type: flourished
titles: []
extra_info: []
assistant