Parse this person name:

Fanny Jungfer, 1891-1950, flourished 1920-1937
user
first_name: Fanny
last_name: Jungfer
middle_names: []
temporal:
- start: 1891
  end: 1950
  type: life_span
- start: 1920
  end: 1937
  type: flourished
titles: []
extra_info: []
assistant