Parse this person name:

Cynthia Etzold (1778-1852, flourished 1797-1825)
user
first_name: Cynthia
last_name: Etzold
middle_names: []
temporal:
- start: 1778
  end: 1852
  type: life_span
- start: 1797
  end: 1825
  type: flourished
titles: []
extra_info: []
assistant