Parse this person name:

Annekatrin Heuser, 1920-1987, flourished 1940-1953
user
first_name: Annekatrin
last_name: Heuser
middle_names: []
temporal:
- start: 1920
  end: 1987
  type: life_span
- start: 1940
  end: 1953
  type: flourished
titles: []
extra_info: []
assistant