Parse this person name:

Amira Kriens (1919-1984, flourished 1943-1957)
user
first_name: Amira
last_name: Kriens
middle_names: []
temporal:
- start: 1919
  end: 1984
  type: life_span
- start: 1943
  end: 1957
  type: flourished
titles: []
extra_info: []
assistant