Parse this person name:

Cemil Mangold-Metz, 1757-1828, flourished 1787-1800
user
first_name: Cemil
last_name: Mangold-Metz
middle_names: []
temporal:
- start: 1757
  end: 1828
  type: life_span
- start: 1787
  end: 1800
  type: flourished
titles: []
extra_info: []
assistant