Parse this person name:

Magdalena Ernst (1789-1858, flourished 1809-1839)
user
first_name: Magdalena
last_name: Ernst
middle_names: []
temporal:
- start: 1789
  end: 1858
  type: life_span
- start: 1809
  end: 1839
  type: flourished
titles: []
extra_info: []
assistant