Parse this person name:

Nadia Steinmeiern, 1839-1917, flourished 1857-1879
user
first_name: Nadia
last_name: Steinmeiern
middle_names: []
temporal:
- start: 1839
  end: 1917
  type: life_span
- start: 1857
  end: 1879
  type: flourished
titles: []
extra_info: []
assistant