Parse this person name:

Gisa Hellwig'Hermann (1457-1499, flourished 1477-1494)
user
first_name: Gisa
last_name: Hellwig'Hermann
middle_names: []
temporal:
- start: 1457
  end: 1499
  type: life_span
- start: 1477
  end: 1494
  type: flourished
titles: []
extra_info: []
assistant