Parse this person name:

Irmtraud Krebs (1531-1605, flourished 1547-1575)
user
first_name: Irmtraud
last_name: Krebs
middle_names: []
temporal:
- start: 1531
  end: 1605
  type: life_span
- start: 1547
  end: 1575
  type: flourished
titles: []
extra_info: []
assistant