Parse this person name:

Klaus-Werner Pergande (1397-1451, flourished 1413-1442)
user
first_name: Klaus-Werner
last_name: Pergande
middle_names: []
temporal:
- start: 1397
  end: 1451
  type: life_span
- start: 1413
  end: 1442
  type: flourished
titles: []
extra_info: []
assistant