Parse this person name:

Astrid Gierschner-Wesack, 1328-1408, flourished 1347-1359
user
first_name: Astrid
last_name: Gierschner-Wesack
middle_names: []
temporal:
- start: 1328
  end: 1408
  type: life_span
- start: 1347
  end: 1359
  type: flourished
titles: []
extra_info: []
assistant