Parse this person name:

Helene Schmidt, 1879-1923, flourished 1897-1918
user
first_name: Helene
last_name: Schmidt
middle_names: []
temporal:
- start: 1879
  end: 1923
  type: life_span
- start: 1897
  end: 1918
  type: flourished
titles: []
extra_info: []
assistant